Guide to the Grace Murray Hopper Papers

Series 1: Technical Documents

Grace Murray Hopper Collection

NMAH.AC.0324

Page 7 of 38

Table I above, also fifth page; sixth page is Plugging Instructions as above with

red pencil changes; seventh page, Additional Operating Instructions with pencil

changes.

Box 1, Folder 9

Operating Instructions for Problem L includes: Operating Instructions, Plugging

Instructions, 2 Plugging Diagrams, Figure I - graph of values over which tapes

run, Table I - table to check off values as computed from Grace Hopper's

scrapbook.

Box 1, Folder 9

Operating Instructions Problem L folder on operator's desk contents include:

Box 1, Folder 9

2) Problem L Operating Instructions 22 December 1944 Pages 1-2 Operating

instructions 3 Test Point for Tables R4X, R4A, R4C, R4CZ, R4B 4 Note on

Wronskion on graph paper, pencil doodles 5 Operating Instructions, 6 Directions

for Testing 7-9 Test Tapes for Problem L: Storage Counters (back of p. 7 Sample

Run Rolling and Reset Test) 10 Test Tapes for Problem L: Multiplication; (back of

p. 10 Sample run Multiply Test); 11-12 Test Tapes for Problem L: Interpolator #3;

13 Plugging Diagram; (3) Determination of Which Machine Function is Causing

Trouble, a debugging note to the operators

Box 1, Folder 9

Instructions 2 Counter Diagram: Primed Quantities 3 Counter Diagram:

Unprimed Quantities (4) Graph similar to Figure I above Table similar to Table I

above

Box 1, Folder 10

Problem L Coding a first draft by Hopper

Box 1, Folder 11

Problem L Coding a second draft by Hopper

Box 1, Folder 12

Problem L Coding final draft by Hopper

Box 1, Folder 13

Calculation of the functions h1(z), h1(z), h2(z), H2(z). by Hopper; Part II: Method

of Computation of the Functions in Hankel Functions book (Volume 2: Comp Lab

Annals) pp. xxx-xxxi, a preliminary version

Box 1, Folder 14

Problem L Report of the development of the coding for Problem L (?) by Hopper

Box 1, Folder 15

Tables of the Modified Hankel Functions of Order One-Third and of Their

Derivatives; by the Staff of the Computation Laboratory Volume 2 of the Annals

of the Computation Laboratory xerox copy of title page through page 3 this is the

result of Problem L

Box 1, Folder 16

Invitation to Lieutenant Grace M. Hopper "to attend the Formal Acceptance

Ceremonies of the Automatic Sequence Controlled Calculator" Monday, August

7, 1944, The Faculty Room of University Hall

Box 1, Folder 17

Invitation to LT. Hopper from Harold M. Westergaard, Dean of the Graduate

School of Engineering "to attend an informal luncheon to be held... at one o'clock

at the Harvard Faculty Club... before the ceremonies of formal acceptance of

the Automatic Sequence Controlled Calculator."; place card lettered "Lt. Hopper"

attached

Box 1, Folder 18

Invitation to Dr. Grace Hopper: "President Conant requests the honor of your

presence at luncheon in the Warburg Room of the Fogg Museum of Art on

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Series 1: Technical Documents

Grace Murray Hopper Collection

NMAH.AC.0324

Page 8 of 38

Tuesday, January the seventh at twelve-fifteen o'clock on the occasion of the

Opening of The Computation Laboratory"; RSVP to Prof. Aiken, also envelope

Box 1, Folder 19

Letter to Hopper from C.B. Tompkins, 21 January 1947. Retained by

mathematics in envelope written by Hopper.

Box 1, Folder 19

Badge of Grace Hopper: 2 in blue metal circle Cruft Laboratory, Harvard

University, Staff No. 62

Box 1, Folder 19

Arm Patch, Navy: navy blue field, White eagle, I in diamond, red stripe rating

class: Specialist I, third class.

Box 1, Folder 20

Request from Lt. (jg) Grace Murray HOPPER, USNR, WR (379475) to Officer-in

Charge, BuShips, Computation Project (Howard Aiken) 18 April 1945 request to

wear dress uniform as bridesmaid.

Box 1, Folder 21

Work schedule Mark I, 1945-1946

Box 1, Folder 22

Operating instructions, Problem L,, undated

Image(s)

Box 1, Folder 23

Coding sheets and directory, Mark I,, 1947

Box 1, Folder 24

Mark I Manual, notes on coding,, 1947

Box 1, Folder 25

Envelopes used by Navy Project at Harvard.

Box 2, Folder 1

Proposed Automatic Calculator for Dahlgren Proving Ground, by Howard H.

Aiken, Comdr. USNR, Officer in Charge, and Robert V.D. Campbell, Ensign,

USNR Report No. 13, Bureau of Ships Computation Project Harvard University,

Cambridge, Massachusetts, November 1944.

Box 2, Folder 2

Mark II coding sheets (1) Problem Sheet PRNC-NPG-68 (Rev. 12-49) Navy-

DPPO PRNC, WASH., D.C. (4 copies) could do 30 lines of coding (2) an earlier

version of the coding sheet (1 copy) could do 60 lines of coding

Box 2, Folder 3

Layout of Mark II Original blueprint drawing by L.C.K., 16984

Box 2, Folder 4

Description of a Relay Calculator [Mark II Manual] by the Staff of the

Computation Laboratory; Harvard University Press, Cambridge, Massachusetts,

1949, Volume XXIV of the Annals of the Computation Laboratory.

Box 2, Folder 5

Mark III: Number transfer circuits

Return to Table of Contents

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Series 2: Photographs of MARK II

Grace Murray Hopper Collection

NMAH.AC.0324

Page 9 of 38

Series 2: Photographs of MARK II, 1948

Box 2, Folder 6

Mark II Manual

Box 2, Folder 7

(1) AA 964 General View of the Calculator Frontispiece

Box 2, Folder 7

(2) AA 965 Main Control Board and Wings

Box 2, Folder 7

(3) Floor Plan of the Calculator

Image(s)

Box 2, Folder 7

(4) AA 955 Operator's Table and Printers

Box 2, Folder 7

(5) AA 1000 Cam Unit

Box 2, Folder 7

(6) 8 January 1948 Tape Preparation Table

Box 2, Folder 7

(7) March 1948 Relays: latch type below

Box 2, Folder 7

(8) Cam Unit: details of cam-controlled

Box 2, Folder 7

(9) Cam Unit: rear view showing arc suppression circuits and drive motor

Box 2, Folder 7

(10) 8 January 1948 Control Panel: detail showing read-out lights

Box 2, Folder 8

(11) Sequence Mechanism and Roller Panel

Box 2, Folder 8

(12) 8 January 1948 Switches: left side of calculator [constants]

Box 2, Folder 8

(13) Interpolators

Box 2, Folder 8

(14) 8 January 1948 Functional Tape Preparation Unit

Box 2, Folder 8

(15) 8 January 1948 Tape Reading and Tape Punching Mechanisms

Box 2, Folder 8

(16) 8 January 1948 Control Tape Preparation Unit

Box 2, Folder 8

(17) Sequence Mechanism: detail showing sensing pins and control tape

Box 2, Folder 8

(18) Main Control Board: rear view showing sequence mechanisms

Box 2, Folder 8

(19) Interior of Relay Cubicle

Box 2, Folder 8

(20) Sequence Mechanism

Box 2, Folder 9

(21) Sequence Mechanism: interior view

Box 2, Folder 9

(22) Operating, Panel

Box 2, Folder 9

(23) 8 January 1948 Test Panels A and B

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