Blue line print. Shows numbers of Sarkes Tarzian employees by home cities and towns with graduated circles. Includes graphs. Imprint: [Place of publication not identified] : [publisher not identified], [between 1950 and 1969?] Dimensions: 46 x 36 cm; Scale: 1:500,000 Coordinates: W0864342 W0854642 N0395150 N0383133