Add to ORKGBlack and white photograph of tents set up in a campsite during one of the Yourdons' travels. Ed Yourdon's notes: "Mystery campsite. I have no idea when or where this photo was taken.
Black and white photograph of Mabel Yourdon. Ed Yourdon's notes: "Mabel Yourdon. I have no idea whe...
Black and white photograph of an oil drilling rig. Ed Yourdon's notes: "I have no idea where this p...
Black and white photograph of Mabel Yourdon with several others in a natural setting, possibly durin...
Black and white photograph of tents set up in a campsite during one of the Yourdons' travels. Ed Yo...
Black and white photograph of tents set up in a campsite during one of the Yourdons' travels. Ed Yo...
Black and white photograph of tents set up in a campsite during one of the Yourdons' travels. Ed Yo...
Black and white photograph of a campsite, probably during a camping trip of Ike and Mabel Yourdon. ...
Black and white photograph of a small building and a tent, possibly an early property associated wit...
Black and white photograph of the Yourdon family on a camping trip. Ed Yourdon's notes: "It looks l...
Black and white photograph of an unidentified couple with older car and tent at a campsite, location...
Black and white photograph of a young boy in a rustic setting with a log cabin at left. Ed Yourdon'...
Black and white photograph of four people on a hike in a mountainous setting. Ed Yourdon's notes: "...
Black and white photograph of Mabel Yourdon and an unidentified man with cooking equipment in an out...
Black and white photograph of Mabel Yourdon. Ed Yourdon's notes: "Mabel Yourdon. I have no idea whe...
Black and white photograph of an oil drilling rig. Ed Yourdon's notes: "I have no idea where this p...
Black and white photograph of Mabel Yourdon with several others in a natural setting, possibly durin...
Black and white photograph of tents set up in a campsite during one of the Yourdons' travels. Ed Yo...
Black and white photograph of tents set up in a campsite during one of the Yourdons' travels. Ed Yo...
Black and white photograph of tents set up in a campsite during one of the Yourdons' travels. Ed Yo...
Black and white photograph of a campsite, probably during a camping trip of Ike and Mabel Yourdon. ...
Black and white photograph of a small building and a tent, possibly an early property associated wit...
Black and white photograph of the Yourdon family on a camping trip. Ed Yourdon's notes: "It looks l...
Black and white photograph of an unidentified couple with older car and tent at a campsite, location...
Black and white photograph of a young boy in a rustic setting with a log cabin at left. Ed Yourdon'...
Black and white photograph of four people on a hike in a mountainous setting. Ed Yourdon's notes: "...
Black and white photograph of Mabel Yourdon and an unidentified man with cooking equipment in an out...
Black and white photograph of Mabel Yourdon. Ed Yourdon's notes: "Mabel Yourdon. I have no idea whe...
Black and white photograph of an oil drilling rig. Ed Yourdon's notes: "I have no idea where this p...
Black and white photograph of Mabel Yourdon with several others in a natural setting, possibly durin...