| Description | Date | Identifier | |
| Request for the supply of two dozen bushes (No. 735) for spring shackle tests. | 25th Jan 1941 | Box 154a \ 4 scan0144 | |
| Letter to Toledo Woodhead Springs Ltd. detailing specifications for spring eyes and clips. | 25th Jan 1941 | Box 154a \ 4 scan0145 | |
| Letter to The Tempered Spring Co., Ltd. requesting samples of three proposed suspension springs from a blueprint. | 14th Mar 1941 | Box 154a \ 4 scan0146 | |
| Letter to The Tempered Spring Co. Ltd. requesting the creation of material samples for parts RF.872 and RF.873. | 30th Mar 1941 | Box 154a \ 4 scan0147 | |
| Letter from The Tempered Spring Co. Ltd. regarding the nearest steel stock available for suspension springs to drawing R.G.2052. | 27th Mar 1941 | Box 154a \ 4 scan0148 | |
| Request to The British Tyre & Rubber Co. for rubber blocks of specific dimensions and hardness for testing purposes. | 1st Apr 1941 | Box 154a \ 4 scan0149 | |
| Letter from British Tyre & Rubber Co. confirming the production and dispatch of rubber strips. | 3rd Apr 1941 | Box 154a \ 4 scan0150 | |
| Table detailing buffer and ground clearances, weights, and tyre sizes for various car models. | 24th Jul 1941 | Box 154a \ 4 scan0151 | |
| Letter from Samuel Fox & Company discussing the design of new car springs and inability to supply certain steel due to war conditions. | 12th Nov 1941 | Box 154a \ 4 scan0152 | |
| Broken lower triangle lever, its suspected cause, and findings from crack testing other similar parts. | 8th Apr 1942 | Box 154a \ 4 scan0153 | |
| Photograph showing two fractured metal components, likely for a failure analysis. | 5th Mar 1942 | Box 154a \ 4 scan0154 | |
| Photograph of a broken lower triangle lever from an accident. | 5th Mar 1942 | Box 154a \ 4 scan0155 | |
| Investigation into a broken lower triangle lever and subsequent crack testing of similar levers. | 8th Apr 1942 | Box 154a \ 4 scan0156 | |
| Photograph of a lower triangle lever broken in an accident, with details on the part and vehicle. | 5th Mar 1942 | Box 154a \ 4 scan0158 | |
| Request for particulars about existing front and rear car springs before obtaining new ones. | 3rd Feb 1943 | Box 154a \ 4 scan0159 | |
| Letter from Wilcot (Parent) Co., Ltd. regarding the supply and fitting of car spring covers. | 23th Jun 1919 | Box 154a \ 4 scan0160 | |
| Advertisement for Wefco Spring Covers for motor vehicles. | 20th Sep 1919 | Box 154a \ 4 scan0161 | |
| Mr. Royce's negative opinion on 'Duco' Spring Gaiters. | 20th Sep 1919 | Box 154a \ 4 scan0162 | |
| Squeaking rear springs, discussing potential causes and the trial of leather gaiters. | 17th Nov 1919 | Box 154a \ 4 scan0163 | |
| The cause of squeaking rear springs and the solution of using leather gaiters. | 21th Feb 1919 | Box 154a \ 4 scan0164 | |
| Letter to The Wilcot (parent) Co. Ltd. regarding the testing of their spring covers on an Experimental Car. | 2nd Dec 1919 | Box 154a \ 4 scan0165 | |
| Requesting an order be placed with Wilcot Co. Ltd. for fitting leather covers to a set of standard springs. | 19th Dec 1919 | Box 154a \ 4 scan0166 | |
| Letter from WILCOT (PARENT) Co LTD regarding a set of springs and enclosing photos for preference on covering. | 23th Dec 1919 | Box 154a \ 4 scan0167 | |
| Letter to Wilcot (Parent) Company regarding specifications for covering springs. | 29th Dec 1919 | Box 154a \ 4 scan0168 | |
| Confirming the receipt of a complete set of 'Rappa' spring gaiters for chassis 4.EX. | 24th Jun 1920 | Box 154a \ 4 scan0169 | |
| Requesting different brands of spring gaiters to be supplied for testing. | 12th Aug 1920 | Box 154a \ 4 scan0170 | |
| And comparing various types of spring gaiters. | 9th Aug 1920 | Box 154a \ 4 scan0171 | |
| Letter from Brace, Windle, Blyth & Co. Ltd. confirming an order for 'GREASPRING' GAITERS is ready for fitting. | 20th Aug 1920 | Box 154a \ 4 scan0172 | |
| The sending and fitting of spring gaiters for car 49GB. | 27th Aug 1920 | Box 154a \ 4 scan0173 | |
| Cause of squeaking leaf springs and potential remedies such as lubrication and inserting material between the plates. | 3rd Sep 1920 | Box 154a \ 4 scan0174 | |
| Methods to protect and lubricate car springs to reduce noise and friction. | 9th Sep 1920 | Box 154a \ 4 scan0175 | |
| Inquiry for information on the experimental use of Wefco patent leather spring casings to prevent squeaking. | 21th Sep 1920 | Box 154a \ 4 scan0176 | |
| Extract discussing alternatives to ferodo interleaves for road springs, including binding with tape or using a dust-proof cell. | 10th Sep 1920 | Box 154a \ 4 scan0177 | |
| Visit from a director of Hammond (Chelsea) Ltd. with samples of motorcar spring covers. | 11th Oct 1920 | Box 154a \ 4 scan0178 | |
| Letter from Hammond Limited regarding a sample of a 'Lubri Gaiter' for test purposes and mentioning an order from H.R.H. Prince Henry. | 9th Oct 1920 | Box 154a \ 4 scan0179 | |
| Use of leather gaiters, optional extras like the 'Mascot', and improvements for tool storage. | 29th Oct 1920 | Box 154a \ 4 scan0180 | |
| Extract detailing new parts and modifications for an experimental car being prepared for the U.S.A. | 4th Nov 1920 | Box 154a \ 4 scan0181 | |
| Fitting of Jeavons Spring Gaiters to an experimental car. | 10th Dec 1920 | Box 154a \ 4 scan0182 | |
| Request for a report on the testing of 'Rappa' gaiters on an experimental car. | 24th Jan 1921 | Box 154a \ 4 scan0183 | |
| Query regarding the recommendation of an oil-tight spring gaiter, comparing grease-packed and oil-packed types. | 15th Feb 1921 | Box 154a \ 4 scan0184 | |
| 'Facile' spring gaiters made by a Mr. Bonson of Long Acre. | 16th Feb 1921 | Box 154a \ 4 scan0185 | |
| Sample set of Spring Gaiters received from Messrs. Hammond (Chelsea) Ltd for experiment 3745. | 17th Feb 1921 | Box 154a \ 4 scan0186 | |
| Instructions for fitting and maintaining the Hammond Lubri-Gaiter. | 5th Apr 1921 | Box 154a \ 4 scan0187 | |
| Correspondence with Hammond (Chelsea) Ltd. | 5th Apr 1921 | Box 154a \ 4 scan0188 | |
| Copy of a letter from Hammond (Chelsea) Limited regarding a sample set of Gaiters and potential improvements. | 2nd Apr 1921 | Box 154a \ 4 scan0189 | |
| Attaching a letter from Wilcot Co. Ltd. regarding the price of grease for Wefco Gaiters. | 13th Apr 1921 | Box 154a \ 4 scan0190 | |
| Supplier's letter discussing grease for spring covers, pricing, and a recent customer job. | 12th Apr 1921 | Box 154a \ 4 scan0191 | |
| Inquiry regarding the testing status and unique oiling arrangement of Harrison's 'Rappa' Spring Gaiter. | 1st May 1921 | Box 154a \ 4 scan0192 | |
| Status of sample gaiters, extra strong laces, and a lubricator filler from Hammond (Chelsea) Ltd. | 9th May 1921 | Box 154a \ 4 scan0193 | |
| Customer suggestions for improving oil-tightness of spring gaiters on chassis 21.FE. | 30th May 1921 | Box 154a \ 4 scan0194 | |
| Concerning a potential supplier, Mr. R. Latham, for Taniwha spring gaiters. | 31th May 1921 | Box 154a \ 4 scan0195 | |
| Letter from Taniwha Gaiters regarding a set of spring gaiters for testing on an experimental car. | 28th Jun 1921 | Box 154a \ 4 scan0196 | |
| Quoting a letter from Ramsdens (Halifax) Ltd. regarding Jeavons Lubricating Spring Gaiters. | 30th Jun 1921 | Box 154a \ 4 scan0197 | |
| The performance of Ramsdens Spring Gaiters after 10,000 miles on a School Car. | 4th Jul 1921 | Box 154a \ 4 scan0198 | |
| Promotional leaflet with customer testimonials for the 'Quick Fit' gaiter. | 9th May 1921 | Box 154a \ 4 scan0199 | |
| Advertisement for the 'QUICK FIT' Gaiter for motor car springs. | 4th Jul 1921 | Box 154a \ 4 scan0200 | |
| Attaching a letter and booklet regarding Gaiters from Messrs. Hammond (Chelsea) Limited. | 4th Jul 1921 | Box 154a \ 4 scan0201 | |
| Copy of a letter from Hammond (Chelsea) Limited regarding an account for 'Lubri' Gaiters and requesting feedback. | 2nd Jul 1921 | Box 154a \ 4 scan0202 | |
| Leaflet from gaiter makers Hammond (Chelsea) Limited regarding the scientific care of springs. | 2nd Jul 1921 | Box 154a \ 4 scan0203 | |
| Leaflet advertising 'Lubri' Gaiters for the scientific care of springs, including a price list. | 2nd Jul 1921 | Box 154a \ 4 scan0204 | |
| Product leaflet describing the 'Lubri' Gaiter, a protective and lubricating cover for car springs. | 2nd Jul 1921 | Box 154a \ 4 scan0205 | |
| Description of the protecting cover and lock lacing for a spring gaiter. | 2nd Jul 1921 | Box 154a \ 4 scan0206 | |
| Description of a patented leather gaiter for lubricating and protecting a leaf spring. | 2nd Jul 1921 | Box 154a \ 4 scan0207 | |
| Advertisement for the 'Lubri' Gaiter, a cover for leaf springs. | 2nd Aug 1921 | Box 154a \ 4 scan0208 | |
| Complaint from a driver about a squeaking car fitted with Wefco Gaiters. | 2nd Aug 1921 | Box 154a \ 4 scan0209 | |
| Permanent cure for squeaking thick leaf springs. | 13th Sep 1921 | Box 154a \ 4 scan0210 | |
| Cure for squeaking thick leaf springs by radiusing the leaf edges. | 30th Sep 1921 | Box 154a \ 4 scan0211 | |
| Tests investigating the squeaking of thick leaf springs and the effect of radiusing the leaf edges. | 6th Oct 1921 | Box 154a \ 4 scan0212 | |
| Internal memorandum discussing customer satisfaction and design choices between thick and thin leaf springs for the 40/50 HP chassis. | 10th Oct 1921 | Box 154a \ 4 scan0213 | |
| Customer complaints regarding vehicle springing and potential solutions. | 7th Oct 1921 | Box 154a \ 4 scan0214 | |
| The issues and feedback related to fitting dampers and shock absorbers to customer cars. | 1st Oct 1921 | Box 154a \ 4 scan0215 | |
| Leaf spring design, comparing thin vs thick springs, lubrication, and friction issues. | 1st Oct 1921 | Box 154a \ 4 scan0216 | |
| Quoting a letter from supplier Ramsdens (Halifax) Ltd regarding Jeavons Lubricating Spring Gaiters. | 22th Nov 1921 | Box 154a \ 4 scan0217 | |
| Recommending the 'blocked type' of Jeavons Lubricating Spring Gaiters to prevent water ingress. | 29th Nov 1921 | Box 154a \ 4 scan0218 | |
| Advertisement for Withers' Lubrigait Spring Gaiter. | 7th Jul 1921 | Box 154a \ 4 scan0219 | |
| Promotional brochure for 'Withers Lubrigait' patent spring gaiters, including product features and customer testimonials. | 7th Jul 1921 | Box 154a \ 4 scan0220 | |
| Brochure for 'Withers' Lubrigait Spring Gaiter', a product for protecting and lubricating car leaf springs. | 1st Jan 1921 | Box 154a \ 4 scan0221 | |
| Follow-up letter from Taniwha Gaiters regarding the trial of their product on an E2 car and proposing a new design. | 12th Dec 1921 | Box 154a \ 4 scan0222 | |
| Promotional letter from Hammond (Chelsea) Limited for their 'Lubri' Spring Gaiter. | 25th Oct 1921 | Box 154a \ 4 scan0223 | |
| Booklet on the scientific care of vehicle springs from an expert gaiter maker. | 25th Oct 1921 | Box 154a \ 4 scan0224 | |
| Promotional leaflet and price list for 'Lubri' Gaiters for car springs. | 25th Oct 1921 | Box 154a \ 4 scan0225 | |
| Promotional document for the 'Lubri' Gaiter, a protective leather cover for car springs. | 25th Oct 1921 | Box 154a \ 4 scan0226 | |
| Description of a protecting cover with an oil reservoir and a lock lacing system for a spring. | 25th Oct 1921 | Box 154a \ 4 scan0227 | |
| Brochure page describing the features and benefits of a leather spring gaiter, focusing on its fitting and lubrication-retaining properties. | 25th Oct 1921 | Box 154a \ 4 scan0228 | |
| Advertisement for 'The Lubri Gaiter' (Model de luxe) for car springs. | 25th Oct 1921 | Box 154a \ 4 scan0229 | |
| Fitting instructions for the new patent spring lubricator and gaiter. | 19th Dec 1921 | Box 154a \ 4 scan0230 | |
| Letter from E. Harrison & Sons regarding the supply and testing of improved 'Rappa' Spring Gaiters. | 19th Dec 1921 | Box 154a \ 4 scan0231 | |
| Springing complaints on post-war cars and the effectiveness of fitting Hartford Shock Absorbers. | 1st Jan 1922 | Box 154a \ 4 scan0232 | |
| Continued report on the effectiveness of a 'Hartford' friction damper for a 40/50 HP car, including test data. | 23th Jan 1922 | Box 154a \ 4 scan0233 | |
| The re-use of gaiters on 40/50 springs and the added benefit of fitting Hartford type spring dampers. | 22th Jul 1922 | Box 154a \ 4 scan0234 | |
| Comparing the cost of Goshawk Gaiters from two suppliers, 'Wefco' and 'Lubrigait'. | 14th Aug 1922 | Box 154a \ 4 scan0235 | |
| Standardization and pricing of Wefco Gaiters for the Goshawk model. | 8th Aug 1922 | Box 154a \ 4 scan0236 | |
| Letter from WILCOT (PARENT) Co LTD regarding a receipt for a returned spring. | 28th Aug 1922 | Box 154a \ 4 scan0237 | |
| Suggestion from 'Wefco' to incorporate an 'Enots Greaser' into their spring gaiter. | 19th Sep 1922 | Box 154a \ 4 scan0238 | |
| Covering memo for a completed standardisation sheet on gaiters for road springs. | 23th Sep 1922 | Box 154a \ 4 scan0239 | |
| Standardisation of chassis parts - Gaiters for road springs. | 12th Aug 1922 | Box 154a \ 4 scan0240 | |
| Cost increase per chassis for the standardisation of gaiters for road springs. | 19th Aug 1922 | Box 154a \ 4 scan0241 | |
| Instruction to supply one set of Wefco block type Gaiters for a 6.EX car, with an attached measurement form. | 1st Sep 1922 | Box 154a \ 4 scan0242 | |
| Measurement form for Wefco patent spring covers for a Chassis 6EX. | 25th Sep 1922 | Box 154a \ 4 scan0243 | |
| Query regarding the standardisation of Wefco lubricated gaiters for road springs on the 40/50 chassis. | 25th Sep 1922 | Box 154a \ 4 scan0244 | |
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