3 ms·
Apparently it's one of these https://en.wikipedia.org/wiki/Davis_gun https://en.wikipedia.org/wiki/Davis_gun with two cartridges firing in opposite directions.
by tim333 7mo ago
Apparently it's one of these https://en.wikipedia.org/wiki/Davis_gun https://en.wikipedia.org/wiki/Davis_gun with two cartridges firing in opposite directions.