He introduced a valuable improvement in the manufacture of leather, whereby tanning was accomplished in a quarter of the usual time.
He invented machines which greatly advanced the production of leather in America.
[1] This article incorporates text from a publication now in the public domain: Gilman, D. C.; Peck, H. T.; Colby, F. M., eds.
{{cite encyclopedia}}: Missing or empty |title= (help)
This article about an American inventor is a stub.