| Description | Date | Identifier | |
| Modified cutouts and a special stud to be used in conjunction with a blueprint. | 12th May 1925 | Box 50 \ 1 Scan065 | |
| Instruction memo regarding a design flaw with distribution boards where a magnet's pull is insufficient. | 26th May 1925 | Box 50 \ 1 Scan066 | |
| Proposed material change for a spring in a distribution box cutout due to a functional issue. | 27th May 1925 | Box 50 \ 1 Scan067 | |
| Confirming the delivery and fitting schedule for three experimental distribution boxes. | 27th May 1925 | Box 50 \ 1 Scan068 | |
| To Mr. Warwick regarding the replacement and allocation of three cutout contact points for specific cars. | 29th May 1925 | Box 50 \ 1 Scan069 | |
| Experimental reductions of cutout contact breaker spring necks on various chassis models. | 29th May 1925 | Box 50 \ 1 Scan070 | |
| Spring rubbing action and experimental modifications for a distribution box cutout. | 3rd Jun 1925 | Box 50 \ 1 Scan071 | |
| Observations on spring arrangements and the rigidity of supports and fixed contacts. | 1st Jun 1925 | Box 50 \ 1 Scan072 | |
| Handing over various experimental distribution box arrangements to be fitted onto specific chassis. | 4th Jun 1925 | Box 50 \ 1 Scan073 | |
| Modifications to cutout contact springs to provide a rigid support on production chassis. | 4th Jun 1925 | Box 50 \ 1 Scan074 | |
| Experiments with cutout contact points. | 4th Jun 1925 | Box 50 \ 1 Scan075 | |
| Notification of blueprints sent for new cut-out contact points to increase rigidity and lighten spring pressure. | 15th Jun 1925 | Box 50 \ 1 Scan076 | |
| The receipt and testing of Gold Silver Contacts from a new supplier. | 15th Jun 1925 | Box 50 \ 1 Scan077 | |
| Instructions regarding the fitting of a distribution board and modifications to cutout contacts on specific chassis. | 17th Jun 1925 | Box 50 \ 1 Scan078 | |
| Experiments on new gold-silver cutout contact points from a different supplier. | 20th Jun 1925 | Box 50 \ 1 Scan079 | |
| Unsatisfactory Mentor Full Charge Indicator on chassis 7-GII and its replacement. | 24th Jun 1925 | Box 50 \ 1 Scan080 | |
| The modification and testing of a distribution box with Reynold points and rigid support. | 8th Jul 1925 | Box 50 \ 1 Scan081 | |
| Return of a tested distribution box fitted with a plate for added rigidity. | 20th Jul 1925 | Box 50 \ 1 Scan082 | |
| Requesting a distribution box with specific components to be fitted to chassis 7-EX. | 21th Jul 1925 | Box 50 \ 1 Scan083 | |
| Experiments on various types of cutout contact points. | 22th Jul 1925 | Box 50 \ 1 Scan084 | |
| The fitting and status of distribution boxes for various car chassis. | 22th Jul 1925 | Box 50 \ 1 Scan085 | |
| Outlining two outstanding tasks related to experiments on cutout contact points for specific vehicle chassis. | 12th Aug 1925 | Box 50 \ 1 Scan086 | |
| Experiments on a distribution box with cutout contact points. | 14th Aug 1925 | Box 50 \ 1 Scan087 | |
| Experiments on cutout contact points and their fitting to specific vehicles. | 12th Sep 1925 | Box 50 \ 1 Scan088 | |
| Inspection report on experimental cut-outs, detailing their condition and a related signal lamp issue. | 12th Oct 1925 | Box 50 \ 1 Scan089 | |
| Inspection report detailing the performance and condition of parts fitted to various vehicles. | 1st Oct 1925 | Box 50 \ 1 Scan090 | |
| Test report on various components, detailing mileage, fitment dates, and inspection results. | 5th Oct 1925 | Box 50 \ 1 Scan091 | |
| Inspection report on the condition of vehicle points after trial runs. | 30th Sep 1925 | Box 50 \ 1 Scan092 | |
| Experiments to improve cutout contact points, including fitting a new experimental type to a 20 HP chassis. | 13th Oct 1925 | Box 50 \ 1 Scan093 | |
| Instructions for modifications related to cutout contact point experiments on three specific chassis. | 14th Oct 1925 | Box 50 \ 1 Scan094 | |
| Adjustments for cutouts on a chassis and requesting a sample distribution box for Mr. Royce. | 14th Oct 1925 | Box 50 \ 1 Scan095 | |
| Requesting a report on detailed tests of Contact Points from W.H.Reynolds, for comparison with those from Johnson Matthey. | 23th Oct 1925 | Box 50 \ 1 Scan096 | |
| Internal memorandum regarding experiments on cutout contact points and modifications for distribution boxes. | 23th Oct 1925 | Box 50 \ 1 Scan097 | |
| Experiments on Reynold cutout contact points and their potential use in production. | 27th Oct 1925 | Box 50 \ 1 Scan098 | |
| Cutout contact point experiments on distribution boxes for two specific chassis. | 5th Nov 1925 | Box 50 \ 1 Scan099 | |
| From EFC to RHC requesting action on a previous instruction regarding cutout contact point experiments. | 30th Nov 1925 | Box 50 \ 1 Scan100 | |
| Clarifying a mix-up involving distribution boxes for cutout contact point experiments on several chassis. | 7th Dec 1925 | Box 50 \ 1 Scan101 | |
| Cutout contact point experiments and the fitting of two specific distribution boards. | 18th Dec 1925 | Box 50 \ 1 Scan102 | |
| Experiments and changes for the standardisation of cutout contact points. | 15th Jan 1926 | Box 50 \ 1 Scan103 | |
| The condition of fixed and movable cutout contact points, referencing a mileage record. | 19th Jan 1926 | Box 50 \ 1 Scan104 | |
| The transfer of an ignition coil and distribution box between chassis. | 21th Jan 1926 | Box 50 \ 1 Scan105 | |
| Request for data from an extended trial comparing Contact Points from suppliers Reynolds and Johnson Matthey. | 1st Feb 1926 | Box 50 \ 1 Scan106 | |
| Arranging a standardisation sheet for contact points as a second source of supply. | 4th Feb 1926 | Box 50 \ 1 Scan107 | |
| From EFC to RHC requesting a model of a cutout contact point support for Mr. Royce. | 4th Feb 1926 | Box 50 \ 1 Scan108 | |
| The standardisation of cutout contact points, enclosing a model of a rigid support for inspection. | 11th Feb 1926 | Box 50 \ 1 Scan109 | |
| Experiments conducted on various types of cutout contact points. | 24th Feb 1926 | Box 50 \ 1 Scan110 | |
| Standardisation of a rigid fixed contact point support for a cutout. | 5th Feb 1926 | Box 50 \ 1 Scan111 | |
| Standardisation report on testing contact points from a new supplier, Messrs. Reynolds, for use on chassis. | 5th Feb 1926 | Box 50 \ 1 Scan112 | |
| Performance test report for a cut-out device on a standard 30 HP chassis charging system. | 1st Mar 1926 | Box 50 \ 1 Scan113 | |
| Instructions detailing the operating voltages and currents of a cut-out component under hot and cold conditions. | 29th Jun 1920 | Box 50 \ 1 Scan114 | |
| Suggesting a solution for loose cut-out contact points by soldering them after riveting. | 15th Mar 1926 | Box 50 \ 1 Scan115 | |
| Preference for riveting over soldering cutout contact points and proposing a test. | 22th Mar 1926 | Box 50 \ 1 Scan116 | |
| The electrical fittings for Chassis 10-GIII after 10,027 miles. | 4th May 1926 | Box 50 \ 1 Scan117 | |
| Request to remove a distribution board with A type rubbing cutout contacts from chassis 8-GIII and replace it with a standard distribution box. | 13th May 1926 | Box 50 \ 1 Scan118 | |
| Instruction sheet detailing experiments on two different cut-out contact points, comparing their condition after significant mileage. | 21th Apr 1926 | Box 50 \ 1 Scan119 | |
| Experiments and improvements to the distribution board cutout contact point. | 22th May 1926 | Box 50 \ 1 Scan120 | |
| The mileage and condition of experimental chassis fitted with distribution boards with cut-out contacts. | 22th May 1926 | Box 50 \ 1 Scan121 | |
| Sketch of a cutout showing rigid contact support and a narrower contact spring. | 18th May 1926 | Box 50 \ 1 Scan122 | |
| Standardisation of an electrical cutout moving contact point spring support with a rigid backing. | 25th May 1926 | Box 50 \ 1 Scan123 | |
| Chassis 12-EX, EAC.8 after a 9000-mile test, focusing on the electrical fittings, battery, and ammeter. | 23th Aug 1936 | Box 50 \ 1 Scan124 | |
| Standardisation of cutout contact points and updating car 7-EX for Mr. Royce. | 24th Sep 1926 | Box 50 \ 1 Scan125 | |
| Experimental record sheet for a distributor box with built-in thumb screws and a cut-out. | 10th Nov 1926 | Box 50 \ 1 Scan126 | |
| Instructions regarding a C-type cut-out, its operational history, mileage, and performance. | 23th Dec 1926 | Box 50 \ 1 Scan127 | |
| Instructions detailing the condition of points and the replacement of a distribution box. | 29th Jun 1920 | Box 50 \ 1 Scan128 | |
| Electrical experimental record sheet for D-type cut-out contacts. | 14th Jan 1926 | Box 50 \ 1 Scan129 | |
| Electrical experimental record sheet for Reynold cut-out points and rigid support. | 11th Apr 1927 | Box 50 \ 1 Scan130 | |
| Request for a special report on the failure of a Cutout unit from Chassis No. 54-NC. | 11th Sep 1930 | Box 50 \ 1 Scan131 | |
| Cut out on chassis 54-NC, attaching an assistant's report. | 7th Sep 1930 | Box 50 \ 1 Scan132 | |
| Examination report on a cut out from chassis 54-NC, investigating the cause of burnt contacts. | 16th Sep 1930 | Box 50 \ 1 Scan133 | |
| Requesting an experiment on a dynamo cut-out using a coarser series winding wire to reduce heating. | 6th Nov 1930 | Box 50 \ 1 Scan134 | |
| Instructions regarding the testing and modification of phosphor-bronze cut-out springs. | 1st Nov 1930 | Box 50 \ 1 Scan135 | |
| Requesting the exchange of a phosphor bronze cut-out spring on an experimental car. | 21th Nov 1930 | Box 50 \ 1 Scan136 | |
| The fitting of a cutout with a phosphor bronze control spring to chassis 22-EX. | 11th Dec 1930 | Box 50 \ 1 Scan137 | |
| Fitting of a cutout with a phosphor bronze control spring onto chassis 12-GIV. | 9th Jan 1931 | Box 50 \ 1 Scan138 | |
| Electrical experimental record sheet for a cutout with a phosphor-bronze spring. | 25th Nov 1930 | Box 50 \ 1 Scan139 | |
| Request to change the dynamo cut-out on chassis 20-EX to test a phosphor bronze spring. | 4th May 1932 | Box 50 \ 1 Scan140 | |
| Electrical experimental record sheet for a cutout with a phosphor-bronze spring. | 23th Aug 1932 | Box 50 \ 1 Scan141 | |
| Tests conducted on phosphor-bronze dynamo cut-out springs. | 14th Sep 1932 | Box 50 \ 1 Scan142 | |
| Proposing a two-unit design for the vibrator control and distribution board to save time and cost by using existing dies. | 14th Nov 1932 | Box 50 \ 1 Scan143 | |
| Typed document fragment, being page 2, showing the end of a sentence. | 14th Nov 1932 | Box 50 \ 1 Scan144 | |
| Design improvements for a Vibrator Control Distribution Board. | 1st Nov 1932 | Box 50 \ 1 Scan145 | |
| Blueprints for a Distribution Board and Cutout for the 'Peregrine II' engine, 'D' Scheme 583. | 26th Oct 1932 | Box 50 \ 1 Scan146 | |
| The 4-EX vehicle's distribution board, discussing earthed versus double wiring systems. | 17th Jun 1921 | Box 50 \ 1 Scan147 | |
| The distribution of a blueprint for the Goshawk II distribution board. | 16th Sep 1921 | Box 50 \ 1 Scan148 | |
| Material used for the Goshawk 11 distribution board, changing from bakelite to an aluminium casting. | 19th Sep 1921 | Box 50 \ 1 Scan149 | |
| Notification memo listing electrical and mechanical parts received from Springfield, Mass. | 6th Oct 1921 | Box 50 \ 1 Scan150 | |
| The design and placement of electrical equipment for the Goshawk II engine. | 13th Oct 1921 | Box 50 \ 1 Scan151 | |
| From Mr. Royce detailing the dimensions for insulation and bushings on 'Goshawk II' electrical fittings. | 20th Oct 1921 | Box 50 \ 1 Scan152 | |
| The blueprint for the 'GOSHAWK II' distribution board and cutout. | 29th Oct 1921 | Box 50 \ 1 Scan153 | |
| Modified drawing for the Goshawk II distribution board with an automatic switch. | 11th Nov 1921 | Box 50 \ 1 Scan154 | |
| Extract detailing drawings for the Goshawk II and Swallow experimental designs. | 5th Nov 1921 | Box 50 \ 1 Scan155 | |
| Internal memorandum regarding the redesign of the lighting and ignition switch for the 'Goshawk II'. | 17th Nov 1921 | Box 50 \ 1 Scan156 | |
| The terminal distance on the Goshawk 11 distribution board's automatic cutout. | 18th Nov 1921 | Box 50 \ 1 Scan157 | |
| Extract discussing progress and plans for the Dynamo, Switchbox, and Distributing Board for the Goshawk Competition. | 29th Dec 1921 | Box 50 \ 1 Scan158 | |
| The design and wiring identification for a Goshawk 11 distribution board. | 21th Jan 1922 | Box 50 \ 1 Scan159 | |
| Materials and production of cuffs for the 'Goshawk' 11 distribution board. | 2nd Feb 1922 | Box 50 \ 1 Scan160 | |
| Parts and drawings for the 'Goshawk' 11 Distribution Board and Cut-out. | 1st Feb 1922 | Box 50 \ 1 Scan161 | |
| Request to modify the Goshawk 11 distribution board diagram, specifically the numbering, ammeter notices and dynamo connections. | 14th Feb 1922 | Box 50 \ 1 Scan162 | |
| Request to resolve an earthing issue on a Goshawk 11 Distribution Board by adding protective flaps. | 21th Mar 1922 | Box 50 \ 1 Scan163 | |
| Scheme for carrying spare ready-loaded fuses for the Goshawk distribution box. | 11th Apr 1922 | Box 50 \ 1 Scan164 | |
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