K & E

[ MEASURING TAPES, OMNIMETERS, ] LEVELS, TRANSITS, [ ARTIFICIAL HORIZONS, ] EXTENSION TRIPODS, [ TACHYMETERS, ] TRIANGULATION INSTRUMENTS, [ SLIDE RULES, ] PARALLEL ATTACHMENTS, [ POCKET RULES, ] DRAWING INSTRUMENTS, [ CALCULATING MACHINES, ] PLANIMETERS [ , INTEGRATORS, INTEGRAPHS, PRINT HANGERS AND PRINT FRAMES ]