Two Very Useful Locations For Extension Telephones Michigan Bell Telephone Co. Vintage Trade Card

This trade card is suggesting extension telephones for the bedroom and the kitchen from the Michigan Bell Telephone Company.

Text: "Two very useful locations for extension telephones:
In the bedroom - Invaluable for emergency calls during the night. Saves running down stairs to answer calls, day or night.
In the Kitchen - For ordering supplies; for privacy of calls when guests are present; for placing and answering calls when cooking.
Costs less than 3¢ a day
Michigan Bell Telephone Co."