Technical supply co., Scranton. [from old catalog] · Scranton, Pa., Technical supply co · leaf 156
FOLDING POCKET RULES Boxwood, With Self-Locking Springs, Yellow Finish I inch wide /f/^///,///ftf,/f/y,/,/,/M/,/^/,/,/f:f,/,/,/,,^ … 1301 These Pocket Rules are thin and light, and more convenient than thecommon joint rules. By a special preparation of the wood, shrinkage isentirely prevented. They are accurate, and have brass tips. 1300. 2 feet, four fold, inches both sides, M.6X%6, metal tip dozen, $2.40 1300A. 3 feet, six…
Engineering instruments · Drawing instruments
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