1874 Article Ingersoll Rock Drill Tripod Antique Machine Mine Mining MAB1 XGBC6 This is an original 1910

This is an original 1910 monochrome lithograph of a first floor diagram of the Metropolitan Museum of Art

the chocolate was difficult to digest

Mahabarat Range

This is an original 1925 halftone print of a side door of Edgar L

which has been destroyed by earthquakes and cannon balls

1874 Article Ingersoll Rock Drill Tripod Antique Machine Mine Mining MAB1 XGBC6 This is an original 1910This is a rare original 1874 two page print article about the Ingersoll Rock Drill. The text is accompanied by five detailed illustrations including: the improved Ingersoll Drill, mounted on a tripod for inclined drilling (Fig. 1); the Ingersoll Drill mounted for gadding, drilling vertical holes (Fig. 2); the Tunneling Column for use in shafts and small headings (Fig. 3); the Ingersoll Drill mounted for gadding, drilling vertical holes (Fig. 4); and