


Chuck for Planing machine. Plan, elevation.

Circular motions of the calculating axes

Motions of the stereotype frames

Part of the Planing machine.

Parts of slide for the Planing machine. Plan, elevation

Sketch of an apparatus for lifting the axes of the Analytical Engine. Plan, elevation.

Standard case of approximate multiplication. Sheet 3 of 4.

Approximative division. Standard case. Sheet 4 of 12.

Division, continued. Sheet 2 of 12.

Multiplication. Sheet 1 of 4.

36 variations of approximative division. Sheet 12 of 12.

Approximative division, continued. Sheet 10 of 12.

Verticals for multiplication. Notation 108.

Untitled, showing details of parts, including figure wheel to receive addition.

Untitled. Shows details of mill and store racks, and breaking and making chains.

Untitled pencil layout, includes mill racks.

Approximative division, continued. Sheet 7 of 12.

Untitled sketches of various machine parts such as carriage, store rack, warning arm, wedges bars and tens warning slides. Plans and elevations.

Approximative division, continued. Sheet 8 of 12.

Half zero details including warning plate.

Untitled. Probably a plan and elevation of mill rack connections.

Probably a plan and elevation showing store and mill racks.

Verticals for division. Sheet 1 of 4.

Verticals for approximative division. Sheet 2 of 4.

Notation of lockings - store. Sheet 3 of 3.

Notation of approximative multiplication.

Addition and subtraction with signs.

Racks, cycle of 20. Sheet 2 of 2.

Mill cycles of 15 and 20. Sheet 1 of 2.

Details of circular pattern half zero. Incomplete.

Notation for the directive of multiplication.

Notation of lockings. Sheet 1 of 3.

General notation of directive.

Verticals. Division. Sheet 2 of 3.

Case of division used while discussing the selectors. Sheet 1 of 3.

Addition and subtraction of 120 figures. Sheet 3 of 3.

Selectors, drawings 82 and 83, using. Sheet 2 of 4.

Notation of cards for algebraic addition.

Algebraic addition if more than 40 figures. Cases 1 and 2. Sheet 1 of 6.

Used while discussing the selecting apparatus.

General notation of possible trains. Sheet 1 of 3.

Notation of cards for division and approximative division.

Algebraic addition.

Cases of the combination of the algebraic and accidental sign.

Notation of the directive introduced into division for approximative division. Sheet 2 of 2.

Trains on "F and I during operations in the mill. Sheet 1 of 3

Notation of cards for algebraic addition.

Notation of cards for multiplication, for multiplication without stepping, and for approximative multiplication.
