Only a very few farmers were unwilling to give the needed information. The directory contains the names of about 4400 families in Belvidere, the county seat, and about 1100 families on rural routes in Boone county. This directory includes a street directory. The residential directory gives the name of the head of the household, wife's name, occupation and address. McCoy's Belvidere City Directory for 1927 contains an alphabetical list of business firms, private citizens and a street directory.
Information includes head of household, spouse, where the head of the household worked and address.