 As early in his career as 1905, Alten was being invited to show his paintings in museum exhibits.During his lifetime, his work was exhibited at the National Academy in New York, The Chicago Institute of Art, the Corcoran Gallery in Washington, D.C., the Pennsylvania Academy of the Fine Arts, the Detroit Institute of Art and other smaller venues.As catalogs from those aforementioned exhibits show, Alten's paintings hung among the works of acclaimed artists such as Childe Hassam, Edward Henry Potthast, Charles Russell, H.O.