| date | Undated |
| identification | OV 2459 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | E.T. Trolley Bus Patent Revised Design Drawing states: "Estler Brothers Trolley Base January 1927" Sent to Tees-side Railless Traction Board 1-5-1936. Full Size |
| notes |
| date | 16-11-1929 |
| identification | OV 2751 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | S & P Patent Non Fouling Trolley Head Hand note: "Estler Bros. London" Hand note: "Penang" Hand note: "Traced from blue print I.V. 1758" Pencil note: "N 36743" |
| notes | ITM note: From Michael Edwards collection |
| date | 3-12-1935 |
| identification | B 3032 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Ipswich DD Trolley Bus Rear Wing Sent to Ipswich Corporation Transport 25-5-1937 |
| notes |
| date | 20-11-1934 |
| identification | B 3097 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Wings - Penang 1934. |
| notes | ITM note: From Dino Ventura Collection. |
| date | 20-9-1928 |
| identification | OV 3148 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Proposed Propeller Shaft for E. T. Bus Held as ICT negative 2430 A. |
| notes |
| date | 1-10-1928 |
| identification | OV 3154 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | General Arrangement of Ransomes Trolley Bus Pencil note: "N 36037". 1"=1ft |
| notes | ITM note: From Michael Edwards collection. |
| date | 3-1-1930 |
| identification | OV 4030 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Automatic Regenerative Controller. Hand note: "Superseded by OV 3887". Pencil note: "N 36529". |
| notes | ITM note: From Dino Ventura Collection. |
| date | Undated |
| identification | OV 4211 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Die-Pressed Ferodo Liners. 3" to 1' Sent to Tees-side Railless Traction Board 26-9-1932 |
| notes |
| date | Undated |
| identification | IV 4407 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Rear Axle Ipswich 4 Wheel DD 8 Chassis 1935 6 Chassis 1936 12 Chassis 1937 Date stamped 14-11-1938 |
| notes | ITM Note: Side Elevation of Differential |
| date | Undated |
| identification | IV 4408 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Rear Axle Ipswich 4 Wheel DD 8 Chassis 1935 6 Chassis 1936 12 Chassis 1937 Date stamped 14-11-1938 |
| notes | ITM Note: End Elevation of Differential |
| date | Undated |
| identification | OV 4699 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Light Type Front Axle & Brake Gear Sent to Tees-side Railless Traction Board 24-6-1932 |
| notes |
| date | 26-9-1932 |
| identification | OV 4773 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Brake Shoe Liners (Front Axle) Sent to Tees-side Railless Traction Board 26-9-1932 |
| notes |
| date | Undated |
| identification | OV 5104 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Pencil note on drawing: "Tees-side Conversion - Alterations to Connections" ITM Note: Modified drawing V 6540 - Connections of 65 hp 500 volt Single Unit Non- automatic Trolleybus Contactor Equipment without Rheostatic Braking. Sent to Tees-side Railless Traction Board 5-9-1933 |
| notes |
| date | 17-11-1927 |
| identification | VX 5109 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Diagram of Turning Radii - Ransomes Trolley Bus (Ipswich 15) Pencil note: "N 37697". 1½"-1' |
| notes |
| date | 16-10-1924 |
| identification | V 5216 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Assembly of Fore Wheel. ICT Negative 1721 A |
| notes | ITM Note: "Possibly ICT no. 4" |
| date | 16-10-1924 |
| identification | V 5222 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | General Arrangement of Motor. ICT Negative 1720 A |
| notes | ITM Note: "Possibly ICT no. 4" |
| date | 9-6-1927 |
| identification | VX 5319 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Arrangement of Standard Cab for Type "D" Trolley Bus Hand note: "Bloemfontein" Pencil note: "N 37675". 3" - 1' |
| notes |
| date | 22-8-1925 |
| identification | V 5396 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Arrangement of Drop Chassis of Ransomes Electric Trolley Bus (Tandem Motor) Pencil note: "N 27015". 1½" - 1' |
| notes |
| date | 25-8-1925 |
| identification | V 5397 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Arrangement of Drop Chassis of Ransomes Electric Trolley Bus (Single Motor) Pencil note: "N 27014". 1½" - 1' |
| notes |
| date | Unclear |
| identification | V 5398 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Arrangement of Chassis of Ransomes Electric Trolley Bus Pencil note: "N 27013". 1½" - 1' |
| notes | ITM note: Appears to be Type "A". |
| date | 2-10-1925 |
| identification | V 5402 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Trolley Bus Type "A" - Brake Arrangement (Revised) & position of Spring Brackets. Hand note: "Ipswich No. 4" Pencil note: "N 27012" |
| notes |
| date | 17-3-1926 |
| identification | V 5404 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Arrangement of Brakes Trolley Bus Type "C" Hand note: "Supersedes OV 1997" Hand note: "Traced from paper drg dated 4-9-25 destroyed" Pencil note: "N 27011" |
| notes |
| date | Unknown |
| identification | V 5411 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Section Thro' Rear Wheels & Axle. Trolley Bus Type D Hand note: "First made for Ipswich 15." Pencil note: "N27008". Half Size. ICT Neg. 2064A |
| notes |
| date | Unclear |
| identification | V 5412 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Assembly of Front Wheel & Axle Hand note: "See also IV 1277" Pencil note: "N 27007". Full & Half Size. ICT Neg. 2065A |
| notes |
| date | 16-1-1926 |
| identification | V 5415 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Brake - Arrangement of Brakes Hand note: "Type D. Trolley Bus Ipswich 15" Hand note: "Traced from paper drawing" Pencil note: "N 27006" |
| notes |
| date | Unclear |
| identification | V 5415/51 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Cover for Brake Drum. Trolley Bus Type "D". Pencil note: "N27005" |
| notes |
| date | 21-1-1926 |
| identification | V 5416 |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | Ransomes |
| description | Spring Mounting - Arrangement of Front Spring Mounting Hand note: "See V 5444 for Rear Spring Mounting" Hand note: "Type "D" Trolley Bus" Hand note: "Traced from paper drawing dated 18-1-26 Destroyed 22-1-26" Pencil note: "N 27004" |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |
| date | |
| identification | |
| location | Ipswich Transport Museum library ARCHIVE BOX 401 |
| originator | |
| description | |
| notes |