The May 29, 1920 issue of the Collyers Eye newspaper states, "Detroit is to have an Aviation Country Club...Fred Law Ohmstead of Brookline, Mass., has been engaged to lay out the $100,000 links and Capt. Eddie Rickenbacker has been commissioned to prepare plans for the hangers and landing fields.
Eight days later, on June 6, 1920, the Detroit Free Press reports, "From dawn to dusk each day of the past week Herbert Strong...has been studying the every knoll and..." Unfortunately the article was not scanned very well and is exceedingly hard to make out. Another article, in 1921, clearly states that strong designed the golf course.
There are a lot of early newspaper articles available through newspapers.com from 1920 onward that details the building of both the airfield and that part of the club and the golf course...