Allis-Chalmers Model HD-21 Series A '1954–69

Allis-Chalmers Model HD-21 Series A '1954–69

Allis-Chalmers Model HD-21 Series A '1954–69

2579×1952 1.2K +1
Wheels&Tracks

Allis-Chalmers Model HD-21 Series A '1954–69

Allis-Chalmers Model HD-21 Series A '1954–69

2000×1395 1.2K
deleted user

Allis-Chalmers Model HD-21 Series A '1954–69

Allis-Chalmers Model HD-21 Series A '1954–69

960×640 1.5K 2 +1
Wheels&Tracks

Allis-Chalmers Model HD-21 Series A '1954–69

Allis-Chalmers Model HD-21 Series A '1954–69

2584×1952 1.3K +1
Wheels&Tracks

Allis-Chalmers Model HD-21 Series A '1954–69

Allis-Chalmers Model HD-21 Series A '1954–69

2579×1951 1K 1 +1
Wheels&Tracks

WheelsAge.org '2005–pr.