Three sets of lawn tennis balls 1930s/40s, i) an unopened/sealed box of six Slazenger Demon, 1930s; ii) an unopened/sealed metal can of three ''The S

Three sets of lawn tennis balls 1930s/40s, i) an unopened/sealed box of six Slazenger Demon, 1930s; ii) an unopened/sealed metal can of three ''The Service'', in original packaging sleeve which has winder in place, 1940s; iii) and a 1949 open box of six Spalding balls