Archive of Collections



Details and Image



TypeModel No.MakerCountryConstruction
Material
DateScale LengthArea of Use
Two Fold Slide Rules
Unknown / Carpenter Coggeshall
Unknown
UK
Wood/brass
????-1825
28 cm
Timber

Notes: "Large Plate hinged with typical Coggeshall layout but an early chunkier model. The D Girt line = 4-4 + four-entry to INCH scale table on front. On the reverse side, in addition to a 24 inch ruler, are 8 Square and Line scales used for laying out the cut lines for turning square or round timber octagonal. "


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