Published in Journal of the Washington Academy of Sciences, in 1954, in volume 44, pages 26
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 314-318
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 106-115
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 85-94
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 197-200
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 400-404
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 280-283
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 49-58
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, issue 4, pages 123-125
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 318-324
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 326-329
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 138-149
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 246-250
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 194-197
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 221-227
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 219-220
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 256-264
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 384
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 45, pages 81-83
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 289-296
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 250-251
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, issue 9, pages 284-288
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, issue 4, pages 116-122
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 82-85
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 233-236
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 236-244
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 244-245
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 296
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 306-310
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 324-326
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 356-357
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 390-400
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 65-82
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 212-219
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 13-18
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 27-32
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 126-127
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 137-138
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 149-157
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 201-211
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 251-255
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 297-302
Published in Jour Washington Acad Sci, in 1954, in volume 44, pages 329-332
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 58-59
Published in Journal of the Washington Academy of Sciences, in 1954, in volume 44, issue 2, pages 44-46