Twenty-nine sealed glass tubes containing specimens, three wooden tube stands, and, one framed photograph illustrating reactions in gels, British, 1910-1915
500ml tall glass jar with glass stopper containing agar gel 1% in a solution of manganese(II) sulphate and potassium sulfide, part of twenty-nine specimens and a photograph illustrating reactions in gels, British, 1910-1915
Nine sealed glass tubes containing specimens and a wooden stand, from a series of specimens and a photograph illustrating reactions in gels, British, 1910-1915
Nine sealed glass tubes containing specimens and a wooden stand, from a series of specimens and a photograph illustrating reactions in gels, British, 1910-1915
Eleven sealed glass tubes containing specimens and a wooden stand, from a series of specimens and a photograph illustrating reactions in gels, British, 1910-1915
Framed photograph of Liesegang rings in silver dichromate in gelatin, from a series of specimens and a photograph illustrating reactions in gels, British, 1910-1915
