Three-dollar printing-press with type, for a scroll-saw or something useful.
Walter J. Lee,
357 East Fifty-third St., New York City.
A good microscope, for any of the following U. S. coins: Half-cents of 1796, 1831, '36, '40 to '49, inclusive, cents of 1799 and 1804, or a quarter-dollar of 1823 or 1827. Exchangers will please write before sending coins.
Vance S. Shober, Cumberland, Md.
[For other exchanges, see third page of cover.]
George L. D.—A drop of camphor or of chloroform will kill a moth or butterfly painlessly, and you can then fasten it to a card; to preserve them from dust, it is best to keep your specimens in a glass case.