MIL-L-12197E, MILITARY SPECIFICATION: LADDERS, FIRE, EXTENSION; LADDERS, METAL, FIRE, SINGLE; AND LADDERS, FIRE, A-FOLDING EXTENSION (04-FEB-1975) [NO S/S DOCUMENT]

MIL-L-12197E, MILITARY SPECIFICATION: LADDERS, FIRE, EXTENSION; LADDERS, METAL, FIRE, SINGLE; AND LADDERS, FIRE, A-FOLDING EXTENSION (04-FEB-1975) [SUPERSEDING MIL-L-4462 AND MIL-L-26540] [NO S/S DOCUMENT]., This specification covers extension, roof, and combination aluminum or magnesium ladders.