List of verticals on one barrel for division (Notation 290) with the equivalent verticals on five barrels to order the same work.
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 1 of 4.
Verticals of the counting apparatus barrel for division as performed with Plan 28, Notation 290 and mill counting apparatus sketched on Drawings 125 and 126. Sheet 1 of 9.
Untitled. [Trains and vertical motions of the wheels and axes of the right, middle and left groups of Plan 28a for division as performed in working Notation 290]. Sheet 3 of 4.
Untitled. [Trains and vertical motions of the wheels and axes of the right, middle and left groups of Plan 28a for division as performed in working Notation 290]. Sheet 2 of 4.
Duties of the calculating mechanism of left, centre and right groups of Plan 28a. Right group. Sheet 2 of 11.
Duties of the calculating mechanism of left, centre and right groups of Plan 28a. Right group. Sheet 1 of 11.
Trains and vertical motions of the wheels and axes of the centre group for differences and of the right group for stepping up or down. Plan 28a.
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.
Duties of the mill counting apparatus which require the cycle of a(=12) units for Plan 28a. Sheet 2 of 2.