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Fig. 199. A Full-size Illustration Showing Some of the Different Arrangements of Map Pins and of Beads Which Can be Used for Map Work
The size of the various beads and pins can be determined by measuring on the above picture with an ordinary
ruler, as the articles are shown in their exact size
4. A celluloid flag, with beads above the flag to represent quantity,
or beads in different colors to denote various characteristics
for the data portrayed. The grip of the sheet celluloid on the pin
is sufficient to hold both the beads and the flag at the upper part
of the pin.
5. Long pin with large size glass head, obtainable in different colors.
6. Pin like that shown in No. 5 used with beads strung upon it.
7. A brass tack large enough to receive gummed labels which may be written upon with a pen.
