A lake in late August

Tide Formula Component Cranks on Tide Predicting Machine No. 2

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Judson Smith Lake George post office mural

Judson Smith under commission from Fine Arts section of U.S. Treasury Department · 2155×1067

Dials on Tide Predicting Machine No. 2

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Face of Tide Predicting Machine No. 2

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Rural Arkansas (mural study, Paris, Arkansas Post Office)

Vorst, Joseph P. · 1999×847

Soviet MБГО-1 and French Solen MKP capacitors

Retired electrician · 2788×4182

Gears on Tide Predicting Machine No. 2

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Empress waterfall details

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Film, forestentomology, forestservice

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A Tide Formula Component Crank on Tide Predicting Machine No. 2

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NOAA's Tide Predicting Machine No. 2

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Looking into the Top of Tide Predicting Machine No. 2

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