As modern armies became mechanized, they needed to find ways to transport material across uneven terrain. One solution, developed by several countries during World War II, was a truck with wheels in the front and tracks in the back to help drive it over rough country—the “half-track.”
M15 half-track - Wikipedia
A shop crew working on half-track at the 71st Division, Recon
The National WWII Museum US FREEDOM PAVILION: The Boeing Center
White M3 Half Track 1940 Motorpedia ALL models, history and
M3 Combat Vehicle Half Track (multiple) – Preserving our History
White M3 Half-Track -For sale - Military classic vehicles
45 Armored Half Track Vehicle Stock Photos, High-Res Pictures, and
White Motor Company in World War Two / WWII
Take a Ride On An M3 Half-Track From World War Two
White Motor Company in World War Two / WWII
Winter wouldn't be half as miserable in a 1943 White M3A1
M3 half-track - Wikiwand
White Motor Company in World War Two / WWII
45 Armored Half Track Vehicle Stock Photos, High-Res Pictures, and
1942 M-2 White Half Track