Erwin and JoAnn Maas will be celebrate their 60th wedding anniversary on May 25, 2013. Erwin Maas and JoAnn Staker were married May 25, 1953 in Spring Valley, Minnesota. Erwin is retired from New Century Farm Service in Gladbrook and JoAnn from the Gladbrook-Reinbeck Community School. Their family includes James and Niki Maas from Waterloo; Vicki Maas from Littleton, Colorado; son-in-law Gordon Arp from Gladbrook; as well as seven grandchildren and eight great grandchildren; two deceased daughters, Patricia Arp and Kristie Maas.