Hansen will engage in his first workout at Miami Stadium prior to the opening tomorrow night of a two game weekend series with the New York Yankees.

Skinny Brown and Hoyt Wilhelm, the Flock's veteran knuckleball specialists, are slated to oppose the American League champions in tomorrow's 8 P.M. contest.

Ryne Duren and Roland Sheldon, a rookie righthander who posted a 15 -- 1 record last year for the Yanks' Auburn (N.Y.) farm club of the Class -- D New York-Pennsylvania League, are the probable rival pitchers.

Twenty-one year old Milt Pappas and Jerry Walker, 22, are scheduled to share the Oriole mound chores against the Bombers' Art Ditmar in Sunday's 2 P.M. encounter.

Ralph Houk, successor to Casey Stengel at the Yankee helm, plans to bring the entire New York squad here from St. Petersburg, including Joe Dimaggio and large crowds are anticipated for both weekend games. The famed Yankee Clipper, now retired, has been assisting as a batting coach.

Pitcher Steve Barber joined the club one week ago after completing his hitch under the Army's accelerated wintertime military course, also at Fort Knox, Ky.. The 22 -- year old southpaw enlisted earlier last fall than did Hansen.

Baltimore's bulky spring training contingent now gradually will be reduced as Manager Paul Richards and his coaches seek to trim it down to a more streamlined and workable unit.

``Take a ride on this one,'' Brooks Robinson greeted Hansen as the Bird third sacker grabbed a bat, headed for the plate and bounced a third inning two run double off the left centerfield wall tonight.