This old screw top primer can has a great label showing a few stains and scuffs. Side of label has a scratched out notation. Can still holds around 30 primers. This is the No. 42 primer for smokeless powder with .46 grains of Non-Fulminate Composition intended for .30 caliber cartridges. There are quite a few variations of these labels, they make a very interesting display. Free shipping.