Momsen-70-001.webp, Yvonne and Bob Momsen, seen at their Mendota Heights home on Friday, Sept. 7, 2018, will celebrate their 70th wedding anniversary on Sept. 11, 2018. T, Momsen-70-002.webp, Bob Momsen holds a photo of himself and his bride, Yvonne, taken at a spring formal about six months before their wedding in 1948, at his Mendota Heig, Momsen-70-003.webp, Bob and Yvonne Momsen, center, share memories with three of their kids, from left, Beverly Momsen, Brad Momsen and Bonnie Brill, at their Mendota Heig, Momsen-70-004.webp, Beverly Momsen shows a card that was made for her parents, Bob and Yvonne Momsen, at their Mendota Heights home on Friday, Sept. 7, 2018. They will ce, Momsen-70-005.webp, A daughter holds an old photo of Bob and Yvonne Momsen, taken at a reception sometime after their 1948 wedding, at the couple's Mendota Heights home o, 20090115__090118huntguy1.webp, Bob Momsen recalls his days hiding the Pioneer Press Treasure Hunt medallion as his wife, Yvonne, laughs Tuesday at their home in Mendota Heights.