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Anticipating half zero carriage. Addition and subtraction by whole zero. Sheet 1 of 2.

three sheets

Notation of division. Two figure wheels in each cage. Two cycles. Sheet 1 of 2.

one sheet and one enclosure

Algebraic addition of k figures. Algebraic subtraction of k figures.

one sheet

Division without table. Sheet 3 of 4.

one sheet

Verticals of left barrel. Sheet 7 of 9.

two sheets

Algebraic addition.

one sheet

Multiplication with three multiples. Sheet 2 of 2.

one sheet

Vertical positions of the wheels of Plan 28 algebraic addition of k figures. Sheet 19 of 23.

one sheet

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 division, as performed in working Notation 290. Sheet 1 of 2.

one sheet

Vertical motions of the wheels and axes of the middle group of Plan 28 for algebraic addition of i k figures as performed in Notation 321. Sheet 1 of 2.

one sheet

Vertical motions of the wheels and axes of the right, middle and left groups of Plan 28 for algebraic addition of k figures as performed in Notations 306 and 306x.

one sheet

Algebraic addition of k figures.

one sheet

Verticals for division. Sheet 1 of 4.

one sheet

Approximative division, continued. Sheet 7 of 12.

one sheet

Algebraic addition of K figures. Sequences of the verticals and the work ordered by each vertical. Sheet 1 of 2.

one sheet

Analytical Engine. Algebraic addition of k figures. One barrel.

one sheet

Duties of the calculating mechanism of Plan 28a. Left group. Sheet 9 of 11.

one sheet

Directive of division.

one sheet

Sketch of a plan for reserving the carriages.

one sheet

Sketch book of Sir Daniel Gooch

1 volume

No 10 Liverpool Locomotive, side and end elevations drawing

1 item

Speculations on the driving and directive of the Difference Engine. Superseded. Plan, elevation.

one sheet

Counting digits, end elevation and printing side elevation.

Counting digits, end elevation and printing side elevation.

Front and side elevation of feed apparatus. Showing worm and slotting motion.

Dimensions: 64 cm x 97 cm

Direct trains. Third edition [possibly version].

Direct trains. Third edition [possibly version].

Commencement of trains.

Commencement of trains.

Whole zero and half zero.

Whole zero and half zero.

Plan and elevation of bolts for each axis in the mill and motion for raising platform.

Dimensions: 63 cm x 98 cm

Untitled. Appears to be a machine tool slide.

Untitled. Appears to be a machine tool slide.

Adding column with motion for changing from plus to minus. Incomplete.

Dimensions: 59 cm x 96 cm

Algebraic notation

Algebraic notation

Elevation of parts of middle group drawn in plan on No. 127.

one sheet

Anticipating whole and half zero digit counting carriage. Plan, elevation and details.

one sheet

Drawing of St. Petersburg Railway Locomotive

1 item

End View of Small Garnskirk (sic) Locomotive drawing

1 item

Figure 1, Plan / Figure 2, elevation, Figure C Carriage No 4.

one sheet

Figure 3. Zero Apparatus No. 1. Improved arrangement of snails, figure wheels et cetera for design dated 27 November 1834 and also for a design dated 24 January 1835. Elevation.

one sheet

Notation of the directive of multiplication in which carriages are hoarded.

one sheet

Notation of consecutive and half zero carriage.

one sheet

Abstract of vertical motions arranged by cycles. Centre group.

one sheet

Vertical positions of the wheels of Plan 28. Sheet 13 of 23.

one sheet

Vertical positions of the wheels in the final steppings in multiplication and preliminary steppings in division. Sheet 3 of 5.

one sheet

Vertical positions of the wheels of Plan 28. Sheet 7 of 23.

two sheets

Algebraic addition. Sheet 1 of 4.

one sheet

Trains of addition. Sheet 2 of 3.

two sheets

Genealogy of multiplication. One barrel. Sheet 2 of 2.

one sheet

Multiplication. Sketch from which Notations 259 and 268 were made.

one sheet

General notation of possible trains. Sheet 1 of 3.

one sheet

Duties of the mill counting apparatus which require the cycle of a(=12) units for Plan 28a. Sheet 2 of 2.

one sheet

Division. Periods of counting apparatus.

one sheet