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Algebraic addition. Sheet 1 of 2.

Multiplication, division and addition for verticals. Sheet six of six.

Algebraic addition if more than 40 figures. Case 8. Sheets 5 and 6 of 6.

Algebraic addition of i k figures. Cycle ordered by vertical "a of centre barrel. Sheet 21 of 23.

Duties of the calculating mechanism of Plan 28a. Centre group. Sheet 3 of 11.

Text relating to drawings

History.

Cases of common multiplication and their corresponding variations introduced. Sheet 1 of 7.

Division without table. Sheet 4 of 4.

Verticals of algebraic addition of i k figures. Notation 321. Sheet 2 of 3.

Probably a plan and elevation showing store and mill racks.

Untitled. [List of the combinations in division performed as in Notation 290, with the cycles in which they occur] Sheet 4 of 4.

Shipper's ticket depicting a man on a camel

Algebraic addition of k figures.

Notation of units.

Trains in division.

Sketches of various notations.

List of plates.

Vertical positions of the wheels of Plan 28. Sheet 6 of 23.

Trains and vertical motions of the wheels and axes ordered by barrel no. 1 of the mill counting apparatus of Plans 28 and 28a for multiplication, as performed in the working Notation 268. Sheet 1 of 2.

Analysis of lockings. Right Group. Sheet 1 of 4.

Steps of trains on barrels of all the groups. Sheet 2 of 5.

Algebraic addition of n times k figures. Sheet 5 of 5.

Untitled. [Times of lockings in various cycles for Plan 28]. Sheet 2 of 2.

Reversing sign.

List of the vertical movements in the left middle and right groups distributed by heights and cycles. Sheet 2 of 2.

Cycle of 20.

Notation of units. Motions of the printing apparatus.

[Notation of units for General Plan 28]. Superseded by 353. Sheet 5 of 7.

First arrangement of the verticals for common multiplication. Notation 268. Sheet 2 of 2.

List of the combinations in division performed as in Notation 290, with the cycles in which they occur.

Directive of addition.

Untitled. [Vertical motions of the wheels and axes of the right, middle and left groups of Plan 28 for multiplication as performed in working Notation 268]. Sheet 4 of 4.

Bolting plates to multiply without table.

Duties of the calculating mechanism of Plan 28a table group. Sheet 1 of 2.

Approximative multiplication, continued. Sheet 4 of 4.

Algebraic addition. Sheet 3 of 4.

Verticals for governing A et cetera for algebraic additions, notation 170. Sheet 1 of 2.

Duties of the calculating mechanism of Plan 28a. Centre group. Sheet 8 of 11.

5 items

Theory books relating to atomic and molecular chemistry, surveying and the British Chemical Industry

210

Report on Newhaven Harbour, Sussex

115

Letter from William F Donkin to the Assistant Secretary of the Royal Society

190

Slip of paper in O'Connell's hand, addressed from London to Mrs. Pearson

1 packet containing 2 items

Instruction Manuals for Commodore 64 Computer

0.04 linear metres

Bever Steam Car Works Letters to a Customer

c. 20 boxes

Archive of the Royal Society of Arts Environmental Award Scheme

12 items

Publications Related to Early Development of Electricity Supply

120

Letter from Sir Roderick Impey Murchison to Hugh Edwin Strickland

Volumes with manuscript transcripts of Joseph Black's chemistry lectures at Edinburgh University

Volumes with manuscript transcripts of Joseph Black's chemistry lectures at Edinburgh University

160

Test running log for Whittle W.1 engine