ice was the primary method of cooling perishables

Model Number: 29801

Here is a Williams 43352 Great Northern 72' Heavyweight Passenger 4-Pack Set

and now body mounted couplers using the new adapter designed by Trainworx

Walthers 933-3638 HO Cornerstone Series Railroad Scrap Built Up DwDetails-1.00-0.43-9.00-5.00-5.00-1 ice was the primary methodThis is a Walthers 933 3638 HO Cornerstone Series Railroad Scrap Built Up. Part of The Washington Salvage Scrap Yard Series. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Walthers Model Number: 933 3638 Scale Era: HO Scale Model Type: Accessories The Trainz SKU for this item is P12377525. Trainz Product Id: 12377525