1891 Article Rock-blasting Electric Firing System Methods Machine James MAB1 Germany This is an original 1898

This is an original 1898 black and white print ad for the Lincoln Fountain Pen Company of New York

The summit is known as the Dufourspitze and is 15

Technical Colleges

Period Paper is pleased to offer a collection of folio-size color photolithographs and black and white prints of the works of 19th century artists

Please also note that there is light speckling throughout this ad

1891 Article Rock-blasting Electric Firing System Methods Machine James MAB1 Germany This is an original 1898This is an original 1891 one page print article "Rock blasting by Electric Firing" with four halftone illustrations of the machine and methods employed in the electric system of rock blasting; manufactured by James Macbeth and Company, 128 Maiden Lane, New York. Fig. 1 shows the holes connected in series. Fig. 2 shows the Victor Electric fuses for exploding all grades of blasting powder and high explosives. Fig. 3 shows a machine testing the battery.