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Scientific American, Vol. 39, No. 19 (1878) (1878)

leaf 3

An illustration from Scientific American, Vol. 39, No. 19 (1878), 1878, leaf 3
ire from without. the increased security claimed for them, has been often , vals, and a great hardship was consequently put upon suc- We illustrate an improved shutter which, if applied to a shown to be practically as well as scientifically uscless. | cessive Masters of the Mint, in their not being… … show the internal construction; Fig. 2 is an edge view; and scale. £3,246,537 altogether has been struck in gold, out of Fig. 3 is a horizontal section, A is the outer and B the which 1,579 sovereigns and 3,053 half sovereigns were placed in the pyx. Silver coins to the value of £365,904 were also…

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