Some Hollands are confused with Yosts, since Yost manufactured some vise in Holland, MI.

ID/Information Chart

ID Image (click for Larger) Years of Production Original Cost Jaw Width Opening Width Weight Anvil Replaceable Faces Pipe Clamp Base Type Other
33C http://www.dayid.org/images/Tools/Vise/Yost/yost33c.t.jpghttp://www.dayid.org/images/Tools/Vise/Yost/yost33cb.t.jpg 5" 6" 98lbs Y Y Y Swivel
44 http://www.dayid.org/images/Tools/Vise/Yost/yost44.t.jpg 1960s? 4" 8" N N N Swivel Rear Swivel Jaw

Meadville, PA, USA

55C http://www.dayid.org/images/Tools/Vise/Yost/yost55c.t.jpg Y Y Y Swivel
? http://www.dayid.org/images/Tools/Vise/Yost/yost1.t.jpg N N Swivel