tna wo 178/35, Rear iiq 37mm cmf: 37mm Daily Summary No. 274, 6.5.1945; ibid., 37mm Fortnightly Summary No. 37 (Ref: GI/68), 6.5.1945; cfr. tna wo 202/315, 37A, Rear hq 37mm: 4 Army Offensive, 10.5.1945.