Expeditions organized or participated in by the Smithsonian . Fig. 54.—Trammels Pond, one-fourth mile from Potomac River and one-half mile from Difficult Run. This pond is nearly alive with elusive BlackBass. Photograph by Weed. 50 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 59 of such opportunities as occurred to collect specimens of the fishesof the District of Columbia for a special faunal exhibit in the Museum,

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectscienti, bookyear1912