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Drawing

John Muir's Clock Design

Date: 1863
Description: Sketch of John Muir's clock design.The built clock was a combination of scythes, wheels and arrows. A rough bough of burr oak was set upon a base incrusted...
Drawing

Sketch of Machine Parts

Date: 1863
Description: A sketch of mechanical parts for an invention.
Drawing

Barometer Gauge

Date: 1863
Description: A gauge part of a barometer.
Drawing

Barometer

Date: 1863
Description: Watercolor illustration of a barometer designed by John Muir in his boyhood.
Drawing

John Muir Invention

Date: 1863
Description: A watercolor illustration of a combined thermometer, hygrometer, barometer, and pyrometer.
Drawing

John Muir Clock

Date: 1863
Description: Muir's illustration of a means to record time by use of a star. He titled the drawing "The star hand rising and setting with the sun all the year".
Drawing

Pulleys on Crankshafts

Date: 1863
Description: A sketch of pulleys on crankshafts.

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