ClipArt ETC
"The hack saw frame which is here illustrated is intended to use blades of various lengths, especially those the ends of which have been broken off. The advantage of being able to use on very wide articles pieces of a broken band saw is apparent to any one who considers the thing a moment." — Grimshaw, 1902

Adjustable Hacksaw Frame

"The hack saw frame which is here illustrated is intended to use blades of various lengths, especially…