Today in WW II: 21 Oct 1933 Germany gives notice of withdrawal from the League of Nations.  More 
21 Oct 1944 Aachen falls to American troops, the first German city to be captured.
21 Oct 1944 Allied ships experience the first kamikaze attack as a Japanese pilot suicidally flys his bomb carrying plane into the HMAS Australia off Leyte, Philippines.
Visit the Olive-Drab.com World War II Timeline for day-by-day events 1939-1945! See also WW2 Books.

Chart of Military Semitrailers, Low Bed

Soldiers from the Forward Support Company, 54th Engineer Battalion, load equipment and supplies onto an M870 40-ton semitrailer for a logistics convoy while deployed to Iraq, June 2009
Soldiers from the Forward Support Company, 54th Engineer Battalion, load equipment and supplies onto an M870 40-ton semitrailer for a logistics convoy while deployed to Iraq, June 2009.

Vehicle Description Photo Link
M-9 Trailer, Tank, 45 Ton, M9 (G159) with integrated dolly Trailer, Tank, 45 Ton, M9 (G159)
M-15 Semi-Trailer, Transporter, 40 Ton, 8-wheel, M15 and variants (G160) Semi-Trailer, Transporter, 40 Ton, 8-wheel, M15 and variants (G160)
M-172 Semitrailer, Low-Bed, 4 Wheel M172 (15 Ton) & M172A1 (25 Ton) (G797) Semitrailer, Low-Bed, 4 Wheel M172 (15 Ton) & M172A1 (25 Ton)
M-269 M-269 Semitrailer, Low Bed. 12-ton, Wrecker, 4-wheel
Manual TM 9-8240
M-269 Semitrailer, Low Bed. 12-ton, Wrecker, 4-wheel
M-270 M-270 Semitrailer, Low Bed. 12-ton, Wrecker, 4-wheel
Manual TM 9-8240
M-270 Semitrailer, Low Bed. 12-ton, Wrecker, 4-wheel
M-747 M747 Semi-Trailer, Low Bed, Heavy Equipment Transporter, 60 ton M747 Semi-Trailer, Low Bed, Heavy Equipment Transporter, 60 ton
M-870 M870 Semitrailer Low Bed 40 ton and variants M-870 Semitrailer Low Bed 40 ton and variants
M-1000 M-1000 Semitrailer Low Bed 70 ton Rear Loading M-1000 Semitrailer Low Bed 70 ton Rear Loading