


Side and end elevation of feed motions. Showing the bands in different colours.

Reverse motion for cross planing.

Back and end elevation of cross slide.

Side and end elevations of feed and driving apparatus

Elevation and section of cross slide.

Small planing machine. Sheet 1.

End and side elevation of Large Universal Machine.

Plan, elevation and section of cross slide.

Plan of left half of middle group for General Plan 28.

Plan of Large Universal Machine.

Untitled plan and elevation. Incomplete.

Plan of mill, table wheels and carriage. Sheet 31.

Platform raising apparatus. Sheet 33.

Untitled. A model of six cages was made from this drawing. Incomplete.

Drawing of the parts controlling the positioning and punching of the decimal point

Reduction of three simultaneous equations in three variables to two simultaneous equations in two variables

My Machine 1889 III Development of driving cams.

Sheet 1. Successive reduction of three simultaneous equations in three variables to find the solution for one variable.

Sheet 2. Successive reduction of five simultaneous equations in five variables to find the solution for one variable.

Temporary staging

Untitled. [Operations for the Analytical Engine]

"Notes taken during a course of chemical lectures given at Paris in the Winter of 1802-3 by Monsieur Vauquelin"

Notes written in French from two lectures

Cross-written letter from Miss Smith to Jane Young (nee Hackworth), Vilvorde, Belgium

Untitled. This drawing is a cardboard model.

Gearing et cetera of Sketch dated July 31 1835. Plan, once part of Drawing 22.

Grouping arrangement. Abandoned end April 1835.

Method of grouping for the large machine.

Carriage by vertical chain. Plan, elevation.

Sketches of mill used for arranging operations on the engine of four wheels in each cage from April 1836 - August 1837.

Elevation of arrangement 13 with some of the driving and directive. Elevation includes section of a barrel '65 bands 80 verticals'.

Intended for engraving. Shows six barrels with reducing apparatus.

Plan of the left half to middle group for General Plan 28.

Sketch of an apparatus for advancing stereotype frames of the Difference Engine by cranks and backing them by weights. Superseded. Plan, elevation.

Parts of the slide for Planing machine. Plan, elevation.

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

Elevation of parts of the card counting apparatus for operation and variable cards.

Motions of the printing apparatus

Motions of the stereotype frames

Chuck for Planing machine. Plan, elevation.

Circular motions of the calculating axes

Motions of the stereotype frames

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

Parts of slide for the Planing machine. 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.
