. Monographs of the Diptera of North America [microform]. Diptera; Insects; Diptères; Insectes. 1^ | |50 â ^~ MHB ^ lis |||||2_0 U III V] . ^^ w /A Photographic ^es Corporation 23 WEST MAIN STREET WEBSTER, M580 (716) 872-4503. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Loew, H. (Hermann), 1807-1879; Osten-Sacken, C. R. (Carl Robert), 1828-1906. Washington : The Institution

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Keywords: ., bookcentury1800, bookdecade1860, booksubjectd, booksubjectinsects