This Shmoo was found in Ottawa, Ontario, Canada. Bell Labs Shmoo Trial Numbers: F53635 05-60. Ringer: F-53737 A 5-60 stamped on it. Some before and after pictures. It took 2 hours to remove the Velcro and the sticky glue residue.

Video of this Shmoo ringing in.

Video of this Shmoo dialing out.

Video of this Shmoo ringing. (Update bias spring on ringer has been adjusted.)

As received with removal of Velcro and glue.

Disassembled Shmoo with date codes.

Dial removed and lubricated by Jeff Lamb.

Cleaned up and reassembled.

Working Prototype Field Trial vs Non-working Prototype Mock-up,

Bell Laboratories Non-working Prototype Shmoo Model. Replicated Rotary, Wood & fibreglass. This Prototype Model Shmoo came out of the Science and Technology Museum in Ottawa, Ontario, Canada.

Before & after pictures of this Mock-up / Model Shmoo.

Mock-up & Field Trial Side by Side.

Canadian Patent #22417 April 13th 1959.

US Patent #619204 Design Drawings.

Extra Information.

Sold on eBay.

Sold on eBay $3550.00 USD March 10th 2023.

1949 Shmoo Clock Before Cleaning.

1949 Shmoo Clock After Cleaning.

Shmoo Clock with Shmoo Telephones.