Pete Campbell (Vincent Kartheiser) purchases a Marlin Model 25 in "Red in the Face" (1.07) with the $22 he received from returning a chip-and-dip he received as a wedding gift.
dis is a bb gun!!@!
Betty Draper (January Jones) fires a Marlin Model 336 at her neighbor's pigeons in "Shoot" (1.09). Yeah I'd say that looks like a classic daisy bb gun. ~pawnstar
M1 Garand
During the Korean War flashback to 1950 in "Nixon vs. Kennedy" (1.12), Pvt. Dick Whitman (Jon Hamm) carries an M1 Garand before assuming the identity of his deceased lieutenant, Don Draper.
M1 Carbine
Whitman's lieutenant, Don Draper (whose identity he would later adopt after Draper's death in Korea), carries an M1 Carbine during the 1950 flashback in "Nixon vs. Kennedy" (1.12).