| 1942 JACOB BARAB Blasting Cartridge Patent Print |
| 1927 MCLAUGHLIN Safety Blasting Cartridge Patent |
| 1944 JACOB BARAB Blasting Cartridge Patent Print |
| 1936 JACOB BARAB Blasting Cartridge Patent Print |
| 1943 JACOB BARAB Blasting Cartridge Patent Print |
| 1927 CALLIS ALVA Blasting Cartridge Patent Print |
| 1932 ARMSTRONG Blasting Cartridge Patent Print |
| 1953 BUGG KENLY Blasting Cartridge Patent Print |
| 1932 PIERCE HAROLD Blasting Cartridge Patent |
| 1920 JOEZEP KOGOLSHSEK Blasting Cartridge Patent |
| 1931 DULL RAYMOND Blasting Cartridge Patent |
| 1933 ALLYN HARRIS Blasting Cartridge Patent |
| 1929 HELMHOLTZ Blasting Cartridge Patent Print |
| 1933 VODOZ FREDERICK Blasting Cartridge Patent |
| 1936 ICI LTD Blasting Explosive Cartridge Patent |
| 1931 KNEELAND Blasting Cartridge Patent Print |
| 1931 ARMSTRONG Blasting Cartridge Patent Print |
| 1944 GOULET REAL Blasting Cartridge Patent Print |
| 1933 GOODMAN MFG CO Blasting Cartridge Patent |
| 1931 DENT FERRELL Blasting Cartridge Patent |
| 1932 STEPHEN Blasting Cartridge Patent Print Art |
| 1933 HELMHOLTZ Blasting Cartridge Patent Print |
| 1927 CRAWFORD Blasting Cartridge Patent Print |
| 1932 GUILLAUME Blasting Cartridge Patent Print |
| 1886 SETTLE Water Blasting Cartridge Patent 6074 |
| 1943 DU PONT Blasting Cartridge Shell Patent |
| 1932 KNEELAND Blasting Cartridge Patent Print |
| 1936 DENT FERRELL Blasting Cartridge Patent |
| 1926 ERNEST HUTTON Blasting Cartridge Patent |
| 1932 FRED TERRIGINO Blasting Cartridge Patent |