Historical information
Used by Army Survey Units to quickly draw parallel lines for map production since 1944.
A similar 15" version is at item 6231.
Physical description
.1 A Brass 2.5" (6.5cm) wide Ruler 18" (46cm) long with brass rollers.
.2 Ruler is enclosed in a cardboard protective box.
.3 Box with lid.
Inscriptions & markings
Ruler engraved with " A.L. FRANKLIN SYDNEY "
