These are 5 unmarked early telephone connecting blocks. Two have metal covers over bakelite blocks.

Three are all bakelite.

These were used to connect the outside wire to the
telephone cord.

Nice Go-Withs for your collection.

*********************************************************

Buyer pays $8 S&H for USA-48, USPS delivery.

Email Seller for International Shipping Price.

Arizona Buyers must pay 8.6 % Sales Tax.