Inside Out Library · Explore

Scientific American, Vol. 42, No. 16 (1880) (1880)

leaf 4

An illustration from Scientific American, Vol. 42, No. 16 (1880), 1880, leaf 4
r vary- number of rows simultaneously. ing width or length without weakening the connection and Purther particulars in regard to this invention may be lessening the rigidity of the collar, and are at the sane time obtained from the patentee, Mr. H. F. Graetzel, of St. light, compact, and durable.… … ee ————— = who stood weli in his class, came to ask him where he ob- STEEL HAMELESS HORSE COLLAR. tained certain facts which he referred to in the class room. WHEEDEN’S METHOD OF BUOYING VESSELS. It came out that the young man never had read a book, didn’t know what the sensation was, or how to set…

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

More pictures from Scientific American, Vol. 42, No. 16 (1880)

More like this