| Description | Technical drawings executed between 1881 and 1886, depicting Swinton's patented telephone apparatus (patented in 1885 and constructed in 1887) including transmitters, receivers, with diagrammatic representations, as well as details of stylistic features such as finish applications on receivers. Some of the drawings are labelled in a way that would suggest they were to appear in scientific publications. Also included are drawings of arc and electric lamps.
1881
1) Colour drawing, titled 'Details of Telephone Transmitter No. 1, Brass castings', signed by Swinton,dated 19 February 1881.
1882
2) Colour drawing, featuring a key for identifying construction materials used, titled 'Telephone Transmitter No. 1', signed by Swinton, dated 19 February 1882.
3) Colour drawing, titled 'Telephone Receiver', signed by Swinton, dated 5 March 1882.
4) Colour drawing, titled 'Mirror Galvanometer', signed by Swinton, dated June 1882.
5) Black ink drawing, titled 'Arrangement of Contacts in series', signed by Swinton, dated 10 November 1882.
1883
6) Colour drawing, titled 'Electric Lamp No.1', signed by Swinton, dated 28 January 1883.
7) Colour drawing, titled 'Details of ElectricArc Lamps No.1, signed by Swinton, dated 28 January 1883.
8) Colour drawing, titled 'Hardwood Bobbin Telephone Receiver No.1', signed by Swinton, dated 1 February 1883.
9) Colour drawing, titled 'Arc Lamp', signed by Swinton, dated 10 March 1883.
10) Colour drawing, titled 'Telephone Receiver, Mahogany', dated 28 October 1883.
11) Colour drawing, titled 'Case for Telephone Transmitter No2, to be made in yellow pine', signed by Swinton, dated 26 November 1883.
12) Colour drawing, titled 'Full Size Detials for the Telephone Transmitter No2. Contact Pendulum', signed by Swinton, dated 2 December 1883.
1884
13) Colour drawing, titled 'Telephone Receiver', patented 19 February 1885, no 3551, signed by Swinton, dated 4 January 1884.
14) Colour drawing, titled 'Cases and nuts to be of soft iron wire to be no 40 or 42 silk covered bobbin ends to be of hardwood slipped on to the cores wire to be wound on cores with their piece of paper between', signed by Swinton, dated 6 January 1884.
15) Colour drawing, titled 'Pendulum Telephone Transmitter No. 4, patented 19 February 1884, No. 3551, signed by Swinton, dated, 5 April 1884 [ROLLED ITEM].
16) Colour drawing, titled 'Case for Pendulum Transmitter No. 4., Patented 19 February 1884, No 3551', signed by Swinton, 43 Grove Street, Newcastle on Tyne, dated 6 April 1884.
17) Colour drawing, titled 'Detail of Pendulum Telephone No. 4., Patent. No. 3551', signed by Swinton, 43 Grove Street, dated 16 April 1884.
18) Colour drawing, titled '2 Thins Mahogany Varnished', signed by Swinton, 43 Grove Street, dated 28 April 1884.
19) Colour drawing, titled 'Case for Telephone Receiver', signed by Swinton, 43 Grove Street, Newcastle on Tyne, dated 25 August 1884.
20) Colour drawing, titled 'Case for Telephone Receiver', signed by Swinton, 43 Grove Street, dated 17 September 1884.
21) Colour drawing, titled 'Case for Telephone Receiver', signed by Swinton, 43 Grove Street, Elswick, dated 10 October 1884.
22) Colour drawing, untitled and referencing details in brass, signed by Swinton, 43 Grove Street, Newcastle on Tyne, 12 October 1884.
23) Colour drawing, titled 'Case for Telephone Receiver', signed by Swinton, 43 Grove Street, Newcastle on Tyne, dated 4 November 1884.
24) Colour drawing, titled 'Case for Telephone Receiver', signed by Swinton, 43 Grove Street, Newcastle on Tyne, dated 17 November 1884.
25) Colour drawing, titled 'Case for Telephone Transmitter', signed by Swinton, 43 Grove Street, dated 4 December 1884.
26) Colour drawing, titled 'Telephone Receiver', signed by Swinton, dated 12 December 1884.
27) Blue ink drawing on brown tracing paper, untitled, depicting mahogany polished telephone receiver, signed by Swinton, dated 13 December 1884.
1885
28) Colour drawing, titled 'Telephone Receiver', dated 11 January 1885
29) Rough pencil diagram, titled 'Carbonising Retort', signed by Swinton, dated 22 March 1885 [ROLLED ITEM].
30) Rough pencil diagram, titled '1 Teak Case thus polished', signed by Swinton, dated 24 June 1884 [ROLLED ITEM].
31) Rough pencil diagram, titled 'Arrangement for transmitter without induction coil', dated 7 August 1885.
1886
32) Pencil diagram, titled 'Telephone Receiver', signed by Swinton, dated 10 June 1886.
Untitled, unidentified, and predominantly undated:
33) Blueprint diagram with alphabetical annotations.
34) Small colour diagram drawing
35) Colour diagram drawing, labelled 'square'.
36) Colour diagram drawing.
37) Black ink diagrammatic drawing with numerical annotations in red ink, signed by Swinton, dated 4 December 1884.
38) Black ink diagrammatic drawing featuring annotations in red ink, signed by Swinton, 43 Grove Street.
39) Black ink drawing featuring annotations in red, marked as Figures 1 and 2.
40) Colour drawing depicting a type of spring fastener.
41) Pencil diagram [ROLLED ITEM]. |