Trevor Ball & N.R. Jenzen-Jones Editor’s Note: This blog post is linked to entries in the Open-source Munitions Portal (OSMP), a joint project between ARES and Airwars, available at https://osmp.ngo/. OSMP Entry Nos. 456, 496, 497, 498, 618, 619, 620, 623, 625, 688, 689, 690, 695, 723, 728, 735, 751, etc. An Introduction to the MK 80