Date: August 27 1957 Creator: Steinbrecher, Harold F. Type: Map Description:Area surveyed, 59.52 acres, shows layout of Arbordale and Arbor Lake. Topographical contours are given. Extent: 1 sheet
Date: January 24 1957 Creator: Howard T. Fisher & John D. Randall Associates, Inc. Type: Map Description:A preliminary copy this map issued Nov. 4, 1956 did not have Arbor Lake contours or outline. The original Steinbrecher survey was first issued July 1, 1953 (SURV:A III (a) 1) Extent: 1 sheet
Date: 1920s Type: Photographic image Description:Clarence Godshalk's garden at first Arboretum house, field beyond now Arbordale and Arbor Lake Extent: 1 photograph
Date: circa 1957 Type: Photographic image Description:Empty field with line of trees in the distance, depicting land at or near location of Arbor Lake excavation Extent: 1 filmstrip