NEW ELTHAM, LONDON, S.E.9 
145 
Quote Stanley’s 'A’ Catalogue 
STANLEY 
PROPORTIONAL DIVIDERS 
A2I35 Proportional Divider, electrum, 6-inch, fully divided for lines, linear ratios, 
plans, and solids. 
A2I36 Ditto, 9-inch. 
A2I37 Ditto, 12-inch. 
A2I38 to A2I40 
A2I38 Proportional Divider, electrum, 6-inch, Stanley’s improved, with turn-down 
points, which permit of their being re-set if damaged, and greatly extend the range 
of the instrument. 
A2I39 Ditto, 9-inch. 
A2I40 Ditto, 12-inch. 
Any of the above can be divided decimally, instead of with the usual scales, at the same prices. 
A2I4I Proportional Divider, electrum, 9-inch, turn-down points, divided decimally, 
reading from zero to full size. 
A2I42 Ditto, 12-inch.