Compact Dry Cell Bridging Phone

Kellogg Grabaphone c1909

Nickel Candlestick Pat'd 1901

Kellogg Dial Grabaphone c1922

Kellogg 725 c1928

Kellogg 900

Kellogg 925

Kellogg 9917

Kellogg Wall Magneto Switchboard

Kellogg 700

Kellogg 1000 Redbar