Category:A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929)

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Media in category "A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929)"

The following 14 files are in this category, out of 14 total.

A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (19758070804).jpg 3,488 × 1,772; 1.84 MB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (19758133384).jpg 2,092 × 2,900; 912 KB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (19759763233).jpg 3,168 × 2,080; 664 KB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (19759914883).jpg 3,108 × 1,208; 723 KB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (20192702658).jpg 3,168 × 2,172; 763 KB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (20192706400).jpg 1,212 × 3,416; 307 KB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (20192747070).jpg 3,728 × 2,256; 1.07 MB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (20192749970).jpg 2,068 × 3,744; 867 KB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (20192825738).jpg 3,536 × 1,748; 697 KB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (20192860708).jpg 2,872 × 1,820; 1.63 MB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (20354495656).jpg 3,376 × 2,072; 821 KB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (20372130122).jpg 3,168 × 2,068; 782 KB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (20380707865).jpg 1,616 × 2,900; 748 KB
A biological survey of the Erie-Niagara system. Supplemental to Eighteenth annual report, 1928 (1929) (20386821551).jpg 3,520 × 2,092; 2.03 MB

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