Parts of Kymograph, by C.F. Palmer and Co., London, 1925-1935, used by Sir Henry Dale, 1930-1940, Box 3 of 4. Parts of Kymograph 1925-1935
Parts of Kymograph, by C.F. Palmer and Co., London, 1925-1935, used by Sir Henry Dale, 1930-1940, Box 4 of 4. Parts of Kymograph 1925-1935
Parts of Kymograph, by C.F. Palmer and Co., London, 1925-1935, used by Sir Henry Dale, 1930-1940, Box 2 of 4. Parts of Kymograph 1925-1935
Parts of Kymograph, by C.F. Palmer and Co., London, 1925-1935, used by Sir Henry Dale, 1930-1940, Box 1 of 4 Parts of Kymograph 1925-1935