2041. Talbot Photo 21(43) Reference (shelfmark): Talbot Photo 21(43) Title: [Drawing of a Circle.] Scope & Content: A circle drawn in pencil by a compass on waxed paper. Collection Area: Visual Arts Languages: Not applicable Date Range: Unspecified Extent: 1 item
2042. Talbot Photo 21(44) Reference (shelfmark): Talbot Photo 21(44) Title: [Drawing of a Circle.] Scope & Content: A circle drawn in pencil by a compass on waxed paper. Collection Area: Visual Arts Languages: Not applicable Date Range: Unspecified Extent: 1 item
2043. Talbot Photo 21(45) Reference (shelfmark): Talbot Photo 21(45) Title: [Drawing of a Circle.] Scope & Content: A circle drawn in pencil by a compass on waxed paper. Collection Area: Visual Arts Languages: Not applicable Date Range: Unspecified Extent: 1 item
2044. Talbot Photo 21(46) Reference (shelfmark): Talbot Photo 21(46) Title: [Triganometrical Drawing.] Scope & Content: A drawing of a circle with several tangents and secants, letters of the alphabet have been written where the lines meet the circle. Collection Area: Visual Arts Languages: Not applicable Date Range: Unspecified Extent: 1 item
2045. Talbot Photo 21(47) Reference (shelfmark): Talbot Photo 21(47) Title: [Drawing of a Prism.] Scope & Content: A mathematical drawing in ink of a prism; the paper, which had been folded into quarters, is watermarked with 'F A B'. Collection Area: Visual Arts Languages: Not applicable Date Range: Unspecified Extent: 1 item
2046. Talbot Photo 21(48) Reference (shelfmark): Talbot Photo 21(48) Title: [Mathematical Drawing.] Scope & Content: Mathematical drawing in pencil and ink, the central scale line is in pencil with curves drawn either side in ink with faint intersection lines drawn in pencil. The paper had been folded in half. Collection Area: Visual Arts Languages: Not applicable Date Range: Unspecified Extent: 1 item
2047. Talbot Photo 21(49) Reference (shelfmark): Talbot Photo 21(49) Title: [Drawing of a Microscope.] Scope & Content: Drawing in ink of a microscope showing the function of the lenses, notes written in Talbot's hand. Collection Area: Visual Arts Languages: Not applicable Date Range: Unspecified Extent: 1 item
2048. Talbot Photo 21(50) Reference (shelfmark): Talbot Photo 21(50) Title: [Optical drawing of a crystal viewed by polarized light.] Scope & Content: Geometrical shapes stamped with pink and grey borders. Collection Area: Visual Arts Languages: Not applicable Date Range: 1836 Extent: 1 item
2049. Talbot Photo 21(51) Reference (shelfmark): Talbot Photo 21(51) Title: [Colour printing of a botanical specimen.] Scope & Content: Inscription: Pl. 3 A grass-like specimen printed in red and green ink. Collection Area: Visual Arts Languages: Not applicable Date Range: Unspecified Extent: 1 item
2050. Talbot Photo 21(52) Reference (shelfmark): Talbot Photo 21(52) Title: [Example of colour printing.] Scope & Content: Inscription: Pl. 2 Experiment in colour printing using blue, yellow, red and green. Collection Area: Visual Arts Languages: Not applicable Date Range: Unspecified Extent: 1 item