Proportional Dividers A highly accurate speed-time-distance computer, long used by draftsmen and chart makers. Its unique advantage is that distance, picked off the chart between divider points, can be immediately converted to the unknown speed or time. M
-
Free Shipping Free Shipping
Boat Compasses, Boats & Equipment, Fishing, Fishing Watercraft & Trolling Motors
Weems & Plath Marine Navigation Proportional Divider
Amazon.com Price: $199.00 (as of 19/04/2017 02:51 PST- Details) & FREE Shipping.
There are no reviews yet.