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| Item# | Type | Model | Model Name | Version | Design Type | Maker | Country | Serial No. | Material | Scale Length | Date | Condition |
| PIK072 | Linear | 22 | Real Estate Costimator | | n/a | Pickett | USA | | Sheet Metal | "5" | 1957-1963 | C4 |
Notes: Special slide rule for estimating the cost and loan payment for real estate. Differs from model 21 in interest scale ( 5-1/2% - 7.0 %).
Click on the Condition Code to obtain more details.
