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Keywords from Image Description:
andrew lech collection text writing document sketch drawing map SDASM.TITLE Martin Model Sketch SDASM.CATALOG Lech SDASM.DATE SDASM.ADDITIONAL INFORMATION Mounted on reverse side of discarded ampquotampquotampquotampquotSpirit of St. Louisampquotampquotampquotampquot blueprint SDASM.COLLECTION Andrew Lech Collection SDASM.TAGS