Biographies of William Henry Brewer and Egmont Giles Brower can be found in the National Cyclopaedia of American Biography. William Henry Brewer is found in volume 8, page 561. Egmont Giles Brower in volume 24, page 65.
The photocopied and scanned pages are found in one PDF now online. They are from the William B. Bogardus Collection, Box 5, BIO BB-156.
Biographies of William Henry Brewer and Egmont Giles Brower
William Henry Brewer was featured in the post of November 3, 2011.