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Scientific American, Vol. 96, No. 15 (1907) (1907)

leaf 12

An illustration from Scientific American, Vol. 96, No. 15 (1907), 1907, leaf 12
th another sprocket mounted on the outside dimensions are only 5 x 4 x 3 inches, so side so that by reversing one or both of the bars the the hub of the wheel. Each revolution of the wheel that very little space is taken up on the dashboard. stanchion may be adjusted to three different sizes to The… … fountain is sufficient to carry a week’s supply of ink start being made at 9 o’clock A. M. From 9 o’clock to without refilling. The pen is suspended on a flexible 9:45 thirty records are made; this shows thirty miles steel band, so that no amount of jarring will cause a were covered, at a rate of…

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