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Date
Glass jar containing benzophenone

Glass jar containing benzophenone

1900-1913
Glass jar containing benzil

Glass jar containing benzil

1900-1913
Glass jar containing auramine

Glass jar containing auramine

1900-1913
Glass jar containing aniline

Glass jar containing aniline

1904-1913
Glass jar containing azobenzene

Glass jar containing azobenzene

1904-1913
Glass jar containing azobenzene

Glass jar containing azobenzene

1904-1913
Glass jar containing unidentified specimen

Glass jar containing unidentified specimen

1904-1913
Glass jar containing Manchester Brown

Glass jar containing Manchester Brown

1904-1913
Glass jar containing Aniline Blue

Glass jar containing Aniline Blue

1904-1913
Glass jar containing Iodoform

Glass jar containing Iodoform

1904-1913
Glass jar containing methylene iodide

Glass jar containing methylene iodide

1904-1913
Glass jar containing fluorescein

Glass jar containing fluorescein

1904-1913
Glass jar containing eosine

Glass jar containing eosine

1904-1913
Glass jar containing fluorenone

Glass jar containing fluorenone

1900-1913
Glass specimen jar containing a "dummy" sample of fulvene

Glass specimen jar containing a "dummy" sample of fulvene

1900-1913
Glass specimen jar containing clorochrysoidine

Glass specimen jar containing clorochrysoidine

1904-1913
Glass jar containing amido-azobenzene (aniline yellow)

Glass jar containing amido-azobenzene (aniline yellow)

1904-1913
Glass jar containing pararosaniline hydrochloride

Glass jar containing pararosaniline hydrochloride

1904-1913
Glass jar containing chrysoidine

Glass jar containing chrysoidine

1904-1913
Glass jar containing Hofman's Violet

Glass jar containing Hofman's Violet

1900-1913
Glass jar containing Aniline Blue

Glass jar containing Aniline Blue

1904-1913
Glass jar containing Quinone

Glass jar containing Quinone

1904-1913
Glass specimen jar containing p-diketohexamethylene

Glass specimen jar containing p-diketohexamethylene

1904-1913
Glass specimen jar containing pararosaniline base

Glass specimen jar containing pararosaniline base

1904-1913
Glass jar containing unidentified specimen

Glass jar containing unidentified specimen

1904-1913
Glass jar containing eosine

Glass jar containing eosine

1904-1913
Glass specimen jar containing p-nitrobenzene-2-azo-4,6-dichloro-1,3-penylenediamine with number 37 label. One of 33 specimens illustrating the relation between colour and constitution in organic substances. Made by Frances Micklethwait and Gilbert Morgan at Imperial College (Royal College of Sciences).

Glass jar containing unidentified specimen

1904-1913
Glass specimen jar containing Hofman's Violet, with number 24 label (one of two). One of 33 specimens illustrating the relation between colour and constitution in organic substances. Made by Frances Micklethwait and Gilbert Morgan at Imperial College (Royal College of Sciences).

Glass jar containing Hofman's Violet

1900-1913
Glass specimen jar containing fluorescein, with number 31 label (one of two). One of 33 specimens illustrating the relation between colour and constitution in organic substances. Made by Frances Micklethwait and Gilbert Morgan at Imperial College (Royal College of Sciences).

Glass jar containing fluorescein

1904-1913
Glass specimen jar containg acetone with number 2 label; one of 33 specimens illustrating the relation between colour and constitution in organic substances, British, 1900-1913

Glass jar containing acetone

1900-1913
Glass specimen jar containing Benzene-5-azo-4,6-diamino-1,3-xylene, with number 35 label. One of 33 specimens illustrating the relation between colour and constitution in organic substances. Made by Frances Micklethwait and Gilbert Morgan at Imperial College (Royal College of Sciences).

Glass jar containing Benzene-5-azo-4,6-diamino-1,3-xylene

1904-1913
Broken glass specimen jar containing chrysoidine, with number 33 label. One of 33 specimens illustrating the relation between colour and constitution in organic substances. Made by Frances Micklethwait and Gilbert Morgan at Imperial College (Royal College of Sciences).

specimen jar containing chrysoidine

1904-1913
Broken glass specimen jar containing Benzene-6-azo-2-chloro-3,5-tolylenediamine with number 36 label. One of 33 specimens illustrating the relation between colour and constitution in organic substances. Made by Frances Micklethwait and Gilbert Morgan at Imperial College (Royal College of Sciences).

specimen jar containing Benzene-6-azo-2-chloro-3,5-tolylenediamine

1904-1913