U.S. Department of Commerce National Bureau of Standards circular by Roy C. Bowker describing various constructions
describes:
- Welted Construction
- McKay Construction
- Littleway Construction
- Turnshoes
- Nailed Construction
- Cemented Construction
- Moccasin Construction
reproduces USMC’s classification
- Sewed
- Goodyear welt
- Goodyear turn
- McKay sewed
- Stitchdown
- Littleway lockstitch
- Uco lockstitch
- Pre-welt
- Skeleton insole
- Littleway-McKay
- Cemented
- Littleway staple lasted
- Tack lasted
- Cement lasted
- Skeleton insole
- Silhouwelt and cemented welt
- Nailed
- Loose
- Standard screw
- Pegged (wood)