00377nam a2200133Ia 4500008004100000082001600041100002200057245003300079260003900112300000800151650004100159650003400200653000900234170901s1921    xx            000 0 und d  a638.1bS13B  aSamson, G. Gordon 0aBees For Pleasure And Profit  aLondonbTechnical Press Ltd.c1921  a122  aAgriculture and related technologies  aTechnology (Applied sciences)  aBees