Cortlandville Block locations

I just finished Smith's History of Cortlandville...Can someone tell me the street location of the following blocks..? Barber Block , Garrison's Block , Barnard Block , Keator Block , Mahan's Block , Calvert Block , and Dexter House Block...Also if possble where was the Cortland House and Schermerhorn Building located..?..I was from the area so I know the street names but can't place the block names.

James Knapp         This query entered 03/20/01

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