LOG/LOG manuels were started in 1946.
Middlemiss, Professor of Applied Mathematics,
Washington University, was hired to write them.
The Log-Log was copyright by W. J. Boos and
published in October, 1946.
Later it was combined into a
Trig-Log/Log manual that became the
for the Acumath Trig Log/Log manual No. 13.
however, was never numbered as #13
(Pictures courtesy of
the Tom Dilatush collection.)