Last week we started a new, but short, tin-litho building series - those made by Skyline in the early 1950s. We featured the large M1 Passenger Station, and today we look at the M2 Interlocking Tower which measures 5 1/4" (13.3cm) D x 6" (15.2cm) L x 7 5/8" (19.4cm)H. Enjoy!