1991/009
10 in engineers’ slide rule by AG Thornton, Manchester
c.1955
10 in engineers’ slide rule made by AG Thornton, Manchester (c.1955). A conventional log/log slide rule used for multiplication division etc.
The initials PIC are derived from the former Precision Instrument Company which was taken over in 1901 by AG Thornton of Manchester. “PIC” continued to be used by Thornton as a trade mark until about 1970.
| Acquisition Number | 1991/009 |
|---|---|
| Item Type | |
| Short Description | Engineers' slide rule |
| Manufactured by | |
| Date of Manufacture | c. 1955 |
| Sub-items | Cardboard case |
| Supporting Items | Book of Instructions |
| Makers Number | 3649 |
| Marks | "P.I.C. 3649" |
| Dimensions (mm) | 302 x 42 x 28 |
| Donor | |
| Date Donated | October 1991 |
| Materials | Wood and plastic laminate |
| Condition | Good |
| Display Location | William Arrol Building. Level 1. Student Crush Area. Case 14: Middle Shelf |
