Here is a Skyline Models O Gauge Interlocking Tower Kit 638. It features wood and cardboard construction

This item has been graded per TCA standards C-7: Excellent based on visual appearance. The overall appearance of this item may be improved with a gentle and thorough cleaning. The original box is included. The instruction manual is included. Please check the photos for a detailed look at this item. Overall condition is Excellent.

Condition: Excellent
Operational Status: See Description
Original Box: Yes

Manufacturer: Skyline Models
Model Number: 638

Category 1: Model Kits
Category 2: 1:6

The SKU for this item is 5976195.

Product Id: 12773189