Morgan, William Ray, b. 1898, Charles, Andrew Hoyle, Jr · leaf 34
Page Impact Machine The machine was an electrically driven hoist which alternately ele-vated and tripped a one kilogram weight at a desired height. Failurevaried with the number of blows and with the distance the hammer fell 13. F.L. Ilichols Co. ; Washington, B.C. … %/Y/O Ao O.S O.0 00 % /.o /.& 4 a. /—> J /,—/ *-— L— // Z /o /7/9/e/r f i 0 Z/Y/O 72: x. TcsfSjE: %/y/O y- PeepCobalt . BLUE. ■4: ve/ty £>£ep /3LUEL a. 3JLU£ /z. OARKBLUISHG/?£y AO C03ALT (J/?£ y/jh OLUE. r. Park GLUE. // Oa/?k &LU/JH O/fE y /s- o.s LiGHT Blue. D£EF>IA V£A/£>£ft…
Enamel and enameling · Theses
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