| Description | Date | Identifier | |
| Standardising car body designs, comparing them to models from Hooper and Barker. | 25th Sep 1922 | Box 41 \ 3 Scan208 | |
| Design points for the Goshawk model, covering wing stays, side light wiring, and wing attachment. | 25th Sep 1922 | Box 41 \ 3 Scan209 | |
| Return of a Goshawk with a Maythorn Saloon body for necessary repairs. | 26th Sep 1922 | Box 41 \ 3 Scan210 | |
| Questioning invoices from coachbuilder Hoopers for rectifying faults on a new car body. | 29th Sep 1922 | Box 41 \ 3 Scan211 | |
| Telegram requesting four wheel hubs for a Goshawk dummy chassis to be sent to Barkers in Oldham. | 22th Oct 1935 | Box 41 \ 3 Scan212 | |
| From 'Hs.' to 'Wd.' requesting an order for the Goshawk II project be sent to Messrs. Sanderson & Sons. | 5th Oct 1922 | Box 41 \ 3 Scan213 | |
| Internal order instructing Messers. Sanderson to carry out work on the 7-Goshawk-11 car. | 11th Nov 1922 | Box 41 \ 3 Scan214 | |
| Difficulties of exporting complete cars due to body costs, design approval, and foreign duties. | 22th Nov 1922 | Box 41 \ 3 Scan215 | |
| Continued memo regarding a copied document discussing import duties and car body suitability in Holland and Australia. | 22th Nov 1922 | Box 41 \ 3 Scan216 | |
| Drumming noise in a 20 HP Landaulet trials car, postponing bodywork experiments pending an exhaust investigation. | 25th Nov 1922 | Box 41 \ 3 Scan217 | |
| Mr. Royce's complaints about the front seats and access on a 7-Goshawk Maythorn Saloon. | 29th Nov 1922 | Box 41 \ 3 Scan218 | |
| Typed memorandum critiquing the design of car seats and windscreens. | 11th Dec 1922 | Box 41 \ 3 Scan219 | |
| Unacceptable back axle noise in the 20 HP owner-driven limousine, preventing its sale. | 11th Dec 1922 | Box 41 \ 3 Scan220 | |
| Experimentation with a leather-topped roof on a limousine to reduce noise compared to a solid roof. | 1st Dec 1922 | Box 41 \ 3 Scan221 | |
| Issues with the Maythorn Saloon body fitted to a 7-Goshawk, including weight, access, and seating. | 1st Dec 1922 | Box 41 \ 3 Scan222 | |
| Explaining the delay in sending the 7-Goshawk-11 car to Maythorns for seat and windscreen corrections. | 4th Dec 1922 | Box 41 \ 3 Scan223 | |
| Alterations to the seating accommodation of a No. 7 Goshawk Maythorne Saloon. | 8th Dec 1922 | Box 41 \ 3 Scan224 | |
| The design of the 7-Goshawk Maythorne Saloon, acknowledging its rushed production and outlining plans for a new body. | 8th Dec 1922 | Box 41 \ 3 Scan225 | |
| Noisy Windovers test bodies and the decision on how they should be used for chassis testing. | 8th Dec 1922 | Box 41 \ 3 Scan226 | |
| From a Sales Conference about the problem of noisy car bodies and a plan to investigate how body design accentuates chassis noise. | 8th Dec 1922 | Box 41 \ 3 Scan227 | |
| Experiments to reduce noise in car bodies and uphold the brand's reputation for silence. | 8th Dec 1922 | Box 41 \ 3 Scan228 | |
| Disagreement over exhaust and body noise in a Limousine Trials Car, comparing it to other models. | 9th Dec 1922 | Box 41 \ 3 Scan229 | |
| Continued response to suggestions regarding improvements to the exhaust system. | 9th Dec 1922 | Box 41 \ 3 Scan230 | |
| Suitability of the 20 HP chassis for limousine bodies and issues with noise. | 9th Dec 1922 | Box 41 \ 3 Scan231 | |
| Requesting the Coachbuilding Department to prepare bodies for the 'Heron' and 'Stork' chassis. | 11th Dec 1922 | Box 41 \ 3 Scan232 | |
| Issues with noisy coachwork, the challenges of standardizing body production, and specific examples like the Hooper Limousine and Maythorn Saloon. | 11th Dec 1922 | Box 41 \ 3 Scan233 | |
| Noisy test bodies being made by Windovers for the 40/50 and 20 HP models. | 11th Dec 1922 | Box 41 \ 3 Scan234 | |
| Causes and potential solutions for noisy car bodies and booming sounds. | 11th Dec 1922 | Box 41 \ 3 Scan235 | |
| Letter discussing technical collaboration with coachbuilders to produce a perfectly silent car body. | 13th Dec 1932 | Box 41 \ 3 Scan236 | |
| Mr. Royce's opinion on rectifying the Maythorn Saloon X.3730. | 12th Dec 1922 | Box 41 \ 3 Scan237 | |
| Sources of vibration and booming sounds in a limousine trials car. | 12th Dec 1922 | Box 41 \ 3 Scan238 | |
| Analysis of car body resonance, vibrations, and sound frequencies. | 12th Dec 1922 | Box 41 \ 3 Scan239 | |
| Methods to prevent 'booming' noise in car bodies, including ventilators, roof stiffening, and coil springs. | 12th Dec 1922 | Box 41 \ 3 Scan240 | |
| Building a test box to simulate the noise of a standard limousine body for chassis testing. | 12th Dec 1922 | Box 41 \ 3 Scan241 | |
| Issue of 'booming' sounds from car bodies which masks other chassis noises, defeating the purpose of the test bodies. | 12th Dec 1922 | Box 41 \ 3 Scan242 | |
| List of points regarding bodywork issues and solutions for the 20 HP model. | 12th Dec 1922 | Box 41 \ 3 Scan243 | |
| Request made on behalf of Lord Herbert Scott to send the Goshawk Maythorn car to coachbuilders for alterations. | 14th Dec 1922 | Box 41 \ 3 Scan244 | |
| Diagnosis of noise issues in car bodies and axles by swapping components between various limousines. | 14th Dec 1922 | Box 41 \ 3 Scan245 | |
| From BJ to Hs. explaining the reasoning behind ordering a large number of standard bodies due to production timings and chassis availability. | 14th Dec 1922 | Box 41 \ 3 Scan246 | |
| Diagnosing a noise issue by swapping an axle between a Maythorn Saloon and a Barker limousine. | 15th Dec 1922 | Box 41 \ 3 Scan247 | |
| Arranging the delivery of a 7-Goshawk-11 Maythorn Saloon car. | 18th Dec 1922 | Box 41 \ 3 Scan248 | |
| Experiments investigating axle and body noise in Maythorne and green limousines. | 18th Dec 1922 | Box 41 \ 3 Scan249 | |
| Importance of maintaining the standard for vehicle silence and halting limousine body orders. | 18th Dec 1922 | Box 41 \ 3 Scan250 | |
| Development of a quieter axle to address noise issues, with a proposal to install it in a demonstration limousine. | 18th Dec 1922 | Box 41 \ 3 Scan251 | |
| 20 HP car body and the design of silent axles and gearboxes for various models. | 21th Dec 1922 | Box 41 \ 3 Scan252 | |
| Progress report on the Goshawk and Seagull models, detailing axle, gearbox, and brake system developments. | 28th Dec 1922 | Box 41 \ 3 Scan253 | |
| Instruction memo to Messrs. Sanderson to carry out work on car 5-Goshawk-11. | 28th Dec 1922 | Box 41 \ 3 Scan254 | |
| Arranging for the Maythorn Saloon to be sent for alterations and requesting its urgent return due to experimental parts. | 29th Dec 1922 | Box 41 \ 3 Scan255 | |
| Letter to Maythorns & Co. Ltd. regarding the return of a 20 HP Saloon for alterations and repairs. | 29th Dec 1922 | Box 41 \ 3 Scan256 | |
| Instruction memo for work to be carried out on car 4-Goshawk-11 by Messrs. Sanderson. | 30th Dec 1922 | Box 41 \ 3 Scan257 | |
| Letter regarding the receipt of a 20-HP car, 7-Goshawk-11, by Maythorn & Co. Ltd. for alterations. | 1st Jan 1923 | Box 41 \ 3 Scan258 | |
| Noisy vehicle bodies, outlining a strategy to present a united front with coachbuilders when addressing customer complaints. | 6th Jan 1923 | Box 41 \ 3 Scan259 | |
| Letter addressing the issue of blame-shifting between chassis and coachbuilders over noisy cars and how to handle customer complaints. | 6th Jan 1923 | Box 41 \ 3 Scan260 | |
| Letter from the General Manager to a coachbuilder regarding a mutual arrangement for future work. | 8th Jan 1925 | Box 41 \ 3 Scan261 | |
| Letter to coachbuilders Maythorn & Co. Ltd., chasing a reply regarding alterations to a 20 HP Saloon. | 8th Jan 1923 | Box 41 \ 3 Scan262 | |
| Letter from coachbuilders Maythorn & Son Ltd regarding the progress of repairs to a Saloon car. | 9th Jan 1923 | Box 41 \ 3 Scan263 | |
| Test results for a 20 HP green limousine, noting no need for chassis design change but acknowledging a dispute with Sales over exhaust noise. | 9th Jan 1923 | Box 41 \ 3 Scan264 | |
| Delay in the readiness of the 4-Goshawk-11 car and modifications being fitted. | 13th Jan 1923 | Box 41 \ 3 Scan265 | |
| Instruction to Messrs. Panderson to carry out glass replacement work on a Goshawk car. | 15th Jan 1923 | Box 41 \ 3 Scan266 | |
| Arranging for the testing of noisy car bodies on two limousines in Richmond Park. | 15th Jan 1923 | Box 41 \ 3 Scan267 | |
| The design and benefits of a thermostatically controlled louvre system for the No.5 Goshawk car. | 16th Jan 1923 | Box 41 \ 3 Scan268 | |
| The procedure for filling thermostat units under vacuum and testing them, with a suggestion for preventing water system corrosion using zinc. | 19th Jan 1923 | Box 41 \ 3 Scan269 | |
| Instruction for Messrs. Sanderson to repair the hood of a 5-Goshawk-11 car. | 19th Jan 1923 | Box 41 \ 3 Scan270 | |
| Letter from coachbuilders Maythorn & Son Ltd confirming the handover of a 20 HP Saloon. | 19th Jan 1923 | Box 41 \ 3 Scan271 | |
| Car body vibrations, material choices like wooden roofs, and testing procedures for the Goshawk chassis. | 19th Jan 1923 | Box 41 \ 3 Scan272 | |
| Attachment of the dashboard to the scuttle, and comparing the current method to one used by Daimler. | 20th Jan 1923 | Box 41 \ 3 Scan273 | |
| Unsatisfactory alterations made to the front seats of a 7-Goshawk-11 Maythorn Saloon. | 20th Jan 1923 | Box 41 \ 3 Scan274 | |
| Alterations to the front seats of a Goshawk II Maythorn Saloon. | 23th Jan 1923 | Box 41 \ 3 Scan275 | |
| The alteration and payment for the front seats of a Goshawk Maythorn Saloon. | 24th Jan 1923 | Box 41 \ 3 Scan276 | |
| Blueprint confidentiality for experimental work and body suitability for various chassis models. | 24th Jan 1923 | Box 41 \ 3 Scan277 | |
| Testing of two 20 HP chassis and a comparison of their quietness. | 24th Jan 1923 | Box 41 \ 3 Scan278 | |
| Communication regarding alterations to the front seats of a Goshawk Maythorn Saloon. | 25th Jan 1923 | Box 41 \ 3 Scan279 | |
| Selection of a body and chassis for a 20 HP car destined for the U.S.A. | 29th Jan 1923 | Box 41 \ 3 Scan280 | |
| Issues with the Goshawk bodies and proposing a new all-weather design. | 29th Jan 1923 | Box 41 \ 3 Scan281 | |
| Car body design, including door access, dimensions for a Goshawk chassis, and acoustic booming. | 30th Jan 1923 | Box 41 \ 3 Scan282 | |
| Internal order instructing work to be carried out on a Goshawk Limousine by Messrs. Sanderson. | 30th Jan 1923 | Box 41 \ 3 Scan283 | |
| Authorising work on Mr. Royce's Goshawk car. | 2nd Feb 1923 | Box 41 \ 3 Scan284 | |
| Trying a different Hooper body on a chassis, noting the original will not be available until the end of the next week. | 9th Feb 1923 | Box 41 \ 3 Scan285 | |
| Short memo regarding the return of a 3-Goshawk 11 Hooper Limousine. | 10th Feb 1923 | Box 41 \ 3 Scan286 | |
| Notes from a Technical Coachwork Conference discussing chassis and body fitting. | 10th Feb 1923 | Box 41 \ 3 Scan287 | |
| The cause of 'whip' in a 20 HP Closed Car, attributed to material fitted between the chassis and body. | 10th Feb 1923 | Box 41 \ 3 Scan288 | |
| Clarifying a point from a Technical Coachwork Conference regarding coachbuilder fittings and car whip. | 15th Feb 1923 | Box 41 \ 3 Scan289 | |
| Instruction for Messrs. Sanderson to perform work on a 4-Goshawk-11 car as per an attached estimate. | 16th Feb 1923 | Box 41 \ 3 Scan290 | |
| Unsatisfactory fittings on a Beaton Allweather body on an experimental Goshawk chassis, requesting the car be sent to London for modifications. | 22th Feb 1923 | Box 41 \ 3 Scan291 | |
| Letter discussing the time required for work on a car body and keeping to the owner's limit. | 13th Sep 1929 | Box 41 \ 3 Scan292 | |
| Criticisms of an existing Goshawk Beatonson all-weather body and recommending its replacement. | 24th Feb 1923 | Box 41 \ 3 Scan293 | |
| Design and development of a Goshawk Allweather Body by Beatonson. | 26th Feb 1923 | Box 41 \ 3 Scan294 | |
| Instructions to Messrs. Sanderson regarding work on a 3-Goshawk-11, including filling up wings and providing two sets of loose covers. | 28th Feb 1923 | Box 41 \ 3 Scan295 | |
| Instruction to Messrs. Sanderson to carry out work on a 7-Goshawk-11 car and supply two sets of loose covers. | 28th Feb 1923 | Box 41 \ 3 Scan296 | |
| Responding to a complaint about hot floor boards on the 20 HP model. | 6th Mar 1923 | Box 41 \ 3 Scan297 | |
| Suggestion to replace the unsuitable Beaton allweather body on the Experimental Goshawk chassis with an open touring body by Maythorn. | 7th Mar 1923 | Box 41 \ 3 Scan298 | |
| Preference for an all-weather Beatonson type body over a Maythorn open body for an experimental car. | 8th Mar 1923 | Box 41 \ 3 Scan299 | |
| Instruction to Messrs. Sanderson for work on a Goshawk limousine and approval for altering seats on 7-G-11. | 9th Mar 1923 | Box 41 \ 3 Scan300 | |
| Instruction to Messrs. Sanderson to carry out work on the GOSHAWK.1 chassis. | 14th Mar 1923 | Box 41 \ 3 Scan301 | |
| Charges for work by Maythorn on a 20 HP Saloon Limousine. | 17th Mar 1923 | Box 41 \ 3 Scan302 | |
| Provision of a new all-weather head for a Goshawk 11 and the potential for a new body. | 20th Mar 1923 | Box 41 \ 3 Scan303 | |
| Instruction for Messrs. Sanderson & Holmes Ltd. to perform work on the 2-Goshawk-11 car. | 5th Apr 1923 | Box 41 \ 3 Scan304 | |
| Official order instructing Messrs. Holmes Bros. to carry out work on a 2-Goshawk-11 car. | 5th Apr 1923 | Box 41 \ 3 Scan305 | |
| Instruction and query regarding work to be carried out on a 3-Goshawk-11 car by Messrs. Sanderson & Holmes Ltd. | 7th Apr 1923 | Box 41 \ 3 Scan306 | |
| Critiquing the Goshawk Saloon Body's flaws, such as being too heavy and bulky, and proposing a new design. | 26th Apr 1923 | Box 41 \ 3 Scan307 | |
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