Inside Out Library · Explore

Scientific American, Vol. 68, No. 12 (1893) (1893)

leaf 8

An illustration from Scientific American, Vol. 68, No. 12 (1893), 1893, leaf 8
o respond and re- The heat developed by the oil is not great enough to pointed under the civil service rules for the probation- port for duty. This they do at the signal box nearest ary term of 80 days. He is sent to what we call our the fire. attack the tin, but melts the solder, which flows to… … Society of Chemical Indus- for 30 days he is assigned to try, Dr. Carl Otto Weber acompany. After the first read three short papers. The first touched upon ‘“‘ The square; the second, two miles; the third, three, and so year’s service at $1,000, if he proves himself efficient, he on, the territory…

Internet Archive · Public domain (published before 1931). Free to use for anything.

More pictures from Scientific American, Vol. 68, No. 12 (1893)

More like this