Craftsman hand operated Grinder or sharping stone wheel
by A picture may say 1K of words but consumes the bandwidth of 2K
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slide test
by edmund j. kowalski
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Antique Ice Tool Museum
by George G. Chiodo
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Lens Align Test Images
by Mike Stobbs
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Staatsburg Tool
by Kevin Dowley
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My Kirk Arca-Swiss System
by Michael Ng
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400ISO Test NeatImage 5.0 Pro+ and PTLens
by Max@Home
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My Daily Photography(well, sort of)
by highpeak
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My renderings
by Carl Zimmermann
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What defines a Good Lens?
by rolandrb
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