| Description | Date | Identifier | |
| Request to despatch one Boyce Empire Electric clock on loan to Messrs. Smith & Sons Cricklewood for examination. | 7th Jun 1932 | Box 164 \ 1 img085 | |
| Querying an invoice from S. Smith & Sons for two clocks received without a prior order. | 6th Jul 1932 | Box 164 \ 1 img086 | |
| Letter to S. Smith & Sons Ltd concerning the windings on electric clocks. | 7th Jul 1932 | Box 164 \ 1 img087 | |
| The performance, failures, and repairs of specific Empire Electric Clocks. | 7th Jul 1932 | Box 164 \ 1 img088 | |
| Price discrepancy for Smith Electric Clocks submitted for testing. | 8th Jul 1932 | Box 164 \ 1 img089 | |
| Letter from S. Smith & Sons regarding a returned BOYCE Electric Clock and a misunderstanding about its altered winding mechanism. | 22th Jul 1932 | Box 164 \ 1 img090 | |
| Letter to S. Smith & Sons regarding a modified Boyce clock and a request for its return. | 2nd Aug 1932 | Box 164 \ 1 img091 | |
| Letter from S. Smith & Sons acknowledging a letter regarding the return of a Boyce Clock for further investigation. | 3rd Aug 1932 | Box 164 \ 1 img092 | |
| Letter from S. Smith & Sons chasing the despatch of a further Boyce Clock. | 23th Aug 1932 | Box 164 \ 1 img093 | |
| Letter to S. Smith & Sons, Ltd. regarding the delayed return of a Boyce clock from a car. | 24th Aug 1932 | Box 164 \ 1 img094 | |
| Price reduction for Smiths' Electric Clocks. | 26th Aug 1932 | Box 164 \ 1 img095 | |
| Decision to keep one Smith electric clock and return another to Messrs. Smiths. | 27th Aug 1932 | Box 164 \ 1 img096 | |
| Letter to S. Smith & Sons regarding the satisfactory testing of a sample electric car clock and a forthcoming order for more. | 21th Sep 1932 | Box 164 \ 1 img097 | |
| The failure of two Smith 20/25 type car clocks on experimental chassis. | 12th Oct 1932 | Box 164 \ 1 img098 | |
| Recommending the adoption of the Smith Empire Electric Clock on production models following successful testing. | 9th Jan 1933 | Box 164 \ 1 img099 | |
| Requesting the repair of a failed Smith Instrument Board Clock from an experimental chassis, 19-EX. | 9th Jan 1933 | Box 164 \ 1 img100 | |
| Two faulty Smiths clocks from a 20/25HP chassis that will not work after being wound up. | 21th Mar 1933 | Box 164 \ 1 img101 | |
| Return of two faulty Smiths clocks to the manufacturer. | 23th Mar 1933 | Box 164 \ 1 img102 | |
| The cause of failure in Smiths clocks for the 20/25 chassis as a broken balance wheel spindle. | 23th Mar 1933 | Box 164 \ 1 img103 | |
| Requesting the return of a Smith electric clock to Messrs Smith & Sons for the attention of Mr. C.W. Nichols. | 6th Apr 1933 | Box 164 \ 1 img104 | |
| Letter from S. Smith & Sons confirming instructions to hand-paint a red danger mark on a special Bentley Revolution Counter Clock. | 4th Jul 1933 | Box 164 \ 1 img105 | |
| Two invoices from S. Smith & Sons (M.A.) Ltd. for instruments supplied on approval. | 6th Jul 1933 | Box 164 \ 1 img106 | |
| Letter to S. Smith & Sons Ltd. regarding the testing of a combined revolution indicator and clock. | 10th Jul 1933 | Box 164 \ 1 img107 | |
| Letter from S. Smith & Sons acknowledging an enquiry about a combined revolution indicator and clock. | 12th Jul 1933 | Box 164 \ 1 img108 | |
| Follow-up letter from S. Smith & Sons regarding a combined Rev Indicator and Clock and arranging a technical visit. | 14th Jul 1933 | Box 164 \ 1 img109 | |
| Complaint letter to S. Smith & Sons Ltd. regarding the failure of clocks on new Bentley A.T. combined instruments. | 17th Jul 1933 | Box 164 \ 1 img110 | |
| Page 2 of a letter discussing the required standard of accessory parts for the chassis. | 19th Jul 1933 | Box 164 \ 1 img111 | |
| Letter from S. Smith & Sons responding to a complaint about clock failures in a combined Rev Indicator. | 19th Jul 1933 | Box 164 \ 1 img112 | |
| Transfer of a Smith Electric Clock to production. | 21th Jul 1933 | Box 164 \ 1 img113 | |
| Modification of a Smith Electric Clock sent to stores to make it suitable for production. | 6th Sep 1933 | Box 164 \ 1 img114 | |
| Arranging the despatch of a returned electric clock to Messrs. Smith & Sons. | 30th Nov 1933 | Box 164 \ 1 img115 | |
| Sending a failed Smith electric clock from an experimental chassis for repair. | 26th May 1934 | Box 164 \ 1 img116 | |
| Requesting the replacement of a faulty revolution clock on 3.B.IV. | 16th Jun 1934 | Box 164 \ 1 img117 | |
| Letter from S. Smith & Sons regarding sending a Synchronous Electric Clock Movement for experiments. | 29th Oct 1934 | Box 164 \ 1 img118 | |
| Requesting the return of a loaned synchronos electric clock movement to Messrs S. Smith & Sons Ltd. | 30th Oct 1934 | Box 164 \ 1 img119 | |
| Letter to S. Smith & Sons, Ltd. regarding the return of an unsuitable loaned electric clock movement. | 30th Oct 1934 | Box 164 \ 1 img120 | |
| Letter from S. Smith & Sons regarding an unsuitable Electric Clock Movement sample. | 1st Nov 1934 | Box 164 \ 1 img121 | |
| Faulty Smith Electric Clock to be returned for rectification free of charge. | 5th Nov 1934 | Box 164 \ 1 img122 | |
| Request to attend to a clock and replace experimental headlamps on a chassis. | 4th Jan 1935 | Box 164 \ 1 img123 | |
| Sales letter from S. Smith & Sons recommending their EMPIRE Electric Clock for 20/25 HP and 40/50 HP chassis. | 16th Sep 1930 | Box 164 \ 1 img124 | |
| Letter from S. Smith & Sons offering a special price for the 'EMPIRE' electric type part to standardise on 20/25 RR and 40/50 models. | 16th Sep 1935 | Box 164 \ 1 img125 | |
| Proposal to fit an electrically wound clock on the 20/25 chassis, detailing its reliability and cost. | 17th Sep 1935 | Box 164 \ 1 img126 | |
| Potential fitting of an electrically wound clock on the 20/25 chassis. | 24th Sep 1935 | Box 164 \ 1 img127 | |
| Letter of complaint to a supplier about a faulty electric wall clock and a request for a replacement. | 24th Dec 1935 | Box 164 \ 1 img128 | |
| Letter from S. Smith & Sons regarding a faulty clock due to electricity supply issues and arranging a meeting. | 31th Dec 1935 | Box 164 \ 1 img129 | |
| Failure and replacement of an electric clock from vehicle 21-G-IV. | 10th Feb 1936 | Box 164 \ 1 img130 | |
| Arranging the return of a faulty Smith electric clock for repair due to intermittent running and a stripped hand-setting knob. | 3rd Mar 1936 | Box 164 \ 1 img131 | |
| Letter to S. Smith & Sons Ltd. ordering a 'Roma' type electric clock. | 11th Jun 1936 | Box 164 \ 1 img132 | |
| Failed electric clock from car 36-AX, found with a blown fuse and broken mainspring. | 19th Jun 1936 | Box 164 \ 1 img133 | |
| The replacement of a clock due to a design complaint. | 18th Aug 1936 | Box 164 \ 1 img134 | |
| Faulty Smith Electric Clock removed from car 21-G-IV to be returned for repair. | 7th Aug 1936 | Box 164 \ 1 img135 | |
| Removal of a faulty Smith mechanical clock from a car for repair. | 4th Nov 1936 | Box 164 \ 1 img136 | |
| Faulty Smith Electric Clock from Phantom III car 36-EX, requesting it be returned for correction. | 24th Nov 1936 | Box 164 \ 1 img137 | |
| Failures of Smith electric clocks and a proposed new testing procedure. | 4th Dec 1936 | Box 164 \ 1 img138 | |
| Failures of Smith Electric Clocks, specifically concerning the blowing of fuses. | 8th Dec 1936 | Box 164 \ 1 img139 | |
| Failed Smith Phantom III electric clock from car 35-EX being returned to the makers for repair. | 14th Jan 1937 | Box 164 \ 1 img140 | |
| Inquiring if the issues causing failures in Smith Electric Clocks have been resolved. | 19th Jan 1937 | Box 164 \ 1 img141 | |
| Replying to a query about obtaining information from Messrs Smiths regarding an issue with their Electric Clocks. | 21th Jan 1937 | Box 164 \ 1 img142 | |
| Visit to Smiths of Cricklewood regarding failures of electric clocks and the development of new speedometers. | 28th Jan 1937 | Box 164 \ 1 img143 | |
| The investigation and comparison of speedometers and rev counters from various suppliers. | 28th Jan 1937 | Box 164 \ 1 img144 | |
| Accuracy and inspection of Smith's Electric Clocks. | 27th Feb 1937 | Box 164 \ 1 img145 | |
| Further information on the accuracy and reliability of Smith's Electric Clocks. | 26th Feb 1937 | Box 164 \ 1 img146 | |
| Proposed new bi-metal fuse for Smith's electric clocks and recurring faults. | 5th Mar 1937 | Box 164 \ 1 img147 | |
| Letter requesting two electric clocks for experimental testing of a new bi-metal fuse and enquiring about a new clock design. | 6th Mar 1937 | Box 164 \ 1 img148 | |
| Letter from S. Smith & Sons regarding a bi-metal fuse and a new type of electric clock. | 9th Mar 1937 | Box 164 \ 1 img149 | |
| The return of a faulty clock to the manufacturer for repair. | 19th Mar 1937 | Box 164 \ 1 img150 | |
| Instruction to return a faulty mechanical clock, removed from a chassis, to S. Smith and Sons for repair. | 20th Mar 1937 | Box 164 \ 1 img151 | |
| Letter from S. Smith & Sons regarding the functionality and cost of a new electric clock design. | 19th Apr 1937 | Box 164 \ 1 img152 | |
| Letter from supplier S. Smith & Sons discussing Bentley instrument illumination and appearance. | 19th Apr 1937 | Box 164 \ 1 img153 | |
| Letter from S. Smith & Sons to R. Davis regarding the price of a new electric clock and components for a petrol gauge. | 19th Apr 1937 | Box 164 \ 1 img154 | |
| Investigation into noisy speedometers, faulty clocks, and rev drives on Bentley cars. | 10th May 1937 | Box 164 \ 1 img155 | |
| Comparing factory procedures at Hoopers & Co. and Park Wards, and noting issues with faulty clocks. | 10th May 1937 | Box 164 \ 1 img156 | |
| Letter to A.T. Speedometer Co. requesting two Jaeger electric clocks for testing purposes. | 11th Jun 1937 | Box 164 \ 1 img157 | |
| Letter from The A.T. Speedometer Co. Ltd. regarding the supply and specification of Jaeger Electric Clocks for a Phantom model. | 12th Jun 1937 | Box 164 \ 1 img158 | |
| Letter from a supplier confirming the dispatch of two sample Electric Clocks for the Phantom III chassis. | 18th Jun 1937 | Box 164 \ 1 img159 | |
| Letter to A.T. Speedometer Co. Ltd. regarding a faulty clock being returned for examination. | 24th Jun 1937 | Box 164 \ 1 img160 | |
| New electric clock for a 33-Ex chassis that failed to operate and is being returned to the makers for examination. | 25th Jun 1937 | Box 164 \ 1 img161 | |
| Returning a faulty A.T. Electric Clock from chassis 33-EX to the manufacturer for examination. | 24th Jun 1937 | Box 164 \ 1 img162 | |
| Instruction to arrange for a Smith's Jaeger electric clock to be fitted to the instrument board of chassis 6.B.1V. | 9th Jul 1937 | Box 164 \ 1 img163 | |
| Letter from The A.T. Speedometer Co. Ltd. regarding the return of an electric clock. | 13th Jul 1937 | Box 164 \ 1 img164 | |
| Requesting the return of a faulty Smith Electric Clock to its makers for repair. | 13th Jul 1937 | Box 164 \ 1 img165 | |
| Return of a faulty Wraith Electrical Clock for repair. | 14th Jul 1937 | Box 164 \ 1 img166 | |
| Covering order request for two electric clocks despatched to S.Smith & Sons (MA) Ltd. | 2nd Aug 1937 | Box 164 \ 1 img167 | |
| Faulty Smith electric clock from car 26-G-VI to be returned for repair due to damaged insulation. | 6th Oct 1937 | Box 164 \ 1 img168 | |
| Request to arrange the fitting of a Smith Impulse type Electric Clock No.2. | 8th Sep 1937 | Box 164 \ 1 img169 | |
| Faulty Smith Electric Clock from chassis No.26-G-VI to be sent for repair. | 7th Oct 1937 | Box 164 \ 1 img170 | |
| Following up on a Combined Revolution Counter and Clock from S. Smith & Sons still on test and its outstanding invoice. | 12th Nov 1937 | Box 164 \ 1 img171 | |
| Return of a combined revolution-counter and clock to Smiths after testing. | 18th Nov 1937 | Box 164 \ 1 img172 | |
| The completion of tests on a Smiths Combined Revolution-Counter and Clock, arranging for its return. | 18th Nov 1937 | Box 164 \ 1 img173 | |
| Request to return a Smiths Combined Revolution-Counter and Clock after test completion. | 18th Nov 1937 | Box 164 \ 1 img174 | |
| Packing note from Smith's English Clocks Ltd. regarding an inspected clock. | 4th Dec 1937 | Box 164 \ 1 img175 | |
| Packing note from Smith's English Clocks Ltd. to W.A. Robotham of Rolls Royce for a 'Takelite wal'. | 4th Dec 1937 | Box 164 \ 1 img176 | |
| Failure of three Smith Electric Clocks on experimental cars. | 22th Dec 1937 | Box 164 \ 1 img177 | |
| Letter from S. Smith & Sons to W. A. Robotham regarding the return of a defective instrument. | 7th Feb 1938 | Box 164 \ 1 img178 | |
| Requesting the return of a failed Smith electric clock from an experimental car for repair. | 17th Mar 1938 | Box 164 \ 1 img179 | |
| Damaged Smith electric clock from car 25.G.VI, requesting its return to the makers for repair. | 25th Mar 1938 | Box 164 \ 1 img180 | |
| Ordering nine 12v clocks from S. Smith & Sons for fitting into experimental cars. | 25th Mar 1938 | Box 164 \ 1 img181 | |
| Requesting to forward a faulty Smith's Electric Clock, removed from a Wraith car, to the supplier for repair. | 26th Mar 1938 | Box 164 \ 1 img182 | |
| Return of two Smith electric clocks to production stock. | 2nd Apr 1938 | Box 164 \ 1 img183 | |
| The failure of a Smith electric motor type clock during experimental testing. | 5th Apr 1938 | Box 164 \ 1 img184 | |
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