sentences:  In February 1932 renewed financial difficulties in part due to the Great Depression and a brief surge in cycle sales saw Humber's cycle trademarks and patents sold to Raleigh.Humber continued as a premium brand made by Raleigh into the 1960s.Humber also manufactured, at one time, an unusual type of bicycle frame known variously as "cross frames", "girder frames", or "truss frames".