Am. Tel. & Tel. Co. made by Brookfield.  Note this is not the more common "Denver" version which can be identified by a flat top on the ampersand.

Picture courtesy Bob Berry

One of the scarcer tolls, this is base embossed The Standard Glass insulator Co. Boston, Mass.

Picture courtesy Bob Berry

This jade milk toll embossed Am. Tel. & Tel. Co. is a Hemingray product.

Picture courtesy Bob Berry

Diamond (Canada)

Picture courtesy Bob Berry

Texcoco (Mexico)

Previously CD 106.5

Picture courtesy Bob Berry

R. Good Jr. Denver Colorado

Picture courtesy Bob Berry

Harloe (Hawley, PA)

Picture courtesy Bob Berry

California Glass Insulator Co.

Picture courtesy Bob Berry

Ohio Valley Glass Co.

Picture courtesy Bob Berry

Texcoco (Mexico) - previously CD 106.5

Picture courtesy Bob Berry

The Western Flint Glass Co. - Denver, CO

Picture courtesy Bob Berry

Brookfield olive SDP

Picture courtesy Bob Berry

Maydwell Glass Co.

Picture courtesy Bob Berry

Brookfield amber-olive SDP

Picture courtesy Lee Brewer

"Pleated skirt" version

Picture courtesy Bob Berry

"Denver" version Am. Tel & Tel Co.

Picture courtesy Bob Berry

Smooth base Hemingray

Picture courtesy Bob Berry

W.G.M. Co.

Picture courtesy Bob Berry

McLaughlin

Picture courtesy Bob Berry