map measurer Map measure of the month: Ecobra pocket dividers This month's map measure is from a German firm that manufactured almost exclusively for one of the largest US importers of drawing and surveying instruments. Map measure of the month: Ecobra pocket dividers
map measurer Map measure of the month: W&HC navigation dividers This month's measure is a navigation divider, sometimes called divider calipers, made by W&HC. Map measure of the month: W&HC navigation dividers
Three Points of the Compass 