Inside Out Library · Explore

Scientific American, Vol. 67, No. 3 (1892) (1892)

leaf 3

An illustration from Scientific American, Vol. 67, No. 3 (1892), 1892, leaf 3
tery or other suitable don Standard) of the pressure of enlightened opinion source of electric supply, and in the circuit is a bell, and the appointment by the government of a commis- gong, or other kind of alarm, of any approved construc- sion of inquiry, the managers of the local festivals tion,… … another fastening sheath or jaw upon the opposite rail MATHEWS’ ELECTRIC LOW WATER ALARM. fitting snugly upon the outer end of the first sheaf. Of itself, chromogen I hasnocolor. It is sent out, says The securing bolts which pass through each sheath the Dyer and Calico Printer, in the form of a…

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

More pictures from Scientific American, Vol. 67, No. 3 (1892)

More like this