John O Sutherland's slide rule
Date Added: 17 September 2010
Year: 1930
Institution Name: dnhhl
Cat No: ◀ | 2004_088 | ▶
Picture No: 9450
"Unique" Universal Slide Rule (a) used by John O Sutherland when he was a young teacher at the STS (Sutherland Technical School?). In original black cardboard holder (b), which has pencilled notes on the inner whitte sleeve. The slide rule is in good condition but the box is very worn.
Dimensions: Length 300mm - Width 45mm
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