[Washington, D.C.]: U. S. Department of Commerce, Coast and Geodetic Survey, 1941. 1st Printing. 29, [3 (blank)] pp. 11 blank Form 26-A [Position Computation, First-Order Triangulation] laid-in. 11-1/2" x 8". Printed white paper wrappers, stapled. Age-toning to wrapper extremities. A couple pencil annotations to front wrapper [including "G-19", apparently a government designation]. Very Good. Item #47255
Per Mr Simmons introduction: "One of the most frequently performed computations of the Bureau is that of the geographic position of one point from another... the computation is rather long and tedious. ... the work can be performed much more readily on the calculating machine."
The publication documents the practical application of computing prowess. A scarce publication, OCLC only 2 copies held in institutional settings [UW & Wisc Historical Society].