Skin testing set for allergies, in wooden case, made by Duncan Flockhart & Co., British, 1871-1930 Skin testing set for allergies, 1871-1930. 1871-1930
Accessories for science and Plants for Schools DNA kit, including spare stains and buffers, micropipettes, enzyme tubes. DNA gel electrophoresis equipment for use in schools, 1993. 1994
Science and Plants for Schools DNA kit. DNA gel electrophoresis equipment for use in schools, 1993. 1994