Last Update: Jule 18, 2004 -- THE CURTA REFERENCE
| Item | Title | Language | Source | Date | # Pg | Size (w" x h") |
| 1 | Service Manual Model I 8x6x11 | English | Contina AG, Mauren from Skip Godfrey and Daniel Lewin | 1967 | 55 | 8.5" x 11" |
| 2 | Service Manual Model II 11x8x15 | German | Contina AG, Mauren from Skip Godfrey and Daniel Lewin | 1967 | 52 | 8.5" x 11" |
| 3 | World Famous CURTA Math Handbook | English | CURTA CO. Van Nuys, CA from Skip Godfrey | 68 | 5.1" x 2.65" | |
| 4 | World Famous CURTA Brochure/Warranty | English | CURTA CO. Van Nuys, CA from Skip Godfrey | 4 | 7.85" x 4.85" | |
| 5 | "Your CURTA Calculator" and
"The 4 arithmetical rules" Instruction Book (10 -- 5.4" x 3.7" folded) | English | Contina AG, Vaduz / Liechtenstein from Michael J. Rainey and Skip Godfrey | 2 | 10.8" x 18.5" | |
| 6 | COMPUTING Examples for the CURTA | English | Contina AG, Vaduz from Skip Godfrey | 52 | 6" x 4" | |
| 7 | CURTA I Exploded View (Inside Cover of Type I Service Manual) - very clear | Picture | Contina AG, Mauren from Skip Godfrey | 1967 | 1 | 8.5" x 11" |
| 8 | Curt Herzstark Article "Leitartikel", "Curt Herzstark und seine Taschenrechenmaschine CURTA", Peter Kradolfer | German | "backup", 6/88 from Skip Godfrey | 1988 | 5 | 8.5" x 11" |
| 9 | Curt Herzstark Article "Wie funktioniert. . .?", "Curt Herzstark und seine Taschenrechenmachine CURTA", "Zweiter Teil: Uber Bau und Funktion der CURTA", Peter Kradolfer | German | "backup", 1/89 from Skip Godfrey | 1989 | 6 | 8.5" x 11" |
| 10 | Curt Herzstark Article "Wie funktioniert. . .?", "Curt Herzstark und seine Taschenrechenmachine CURTA", "Zweiter Teil: Uber Bau und Funktion der CURTA", Fortsetzung von bp 1/89 | German | "backup", 2/89 from Skip Godfrey | 1989 | 6 | 8.5" x 11" |
| 11 | CURTA Article "Der erste <<Taschenrechner>> und sien Erfinder", Von Fritz Jorn, | German | "NEUE ZUERCHER ZEITUNG", vom 10,05,1989 from Skip Godfrey | 1989 | 1 | 8.5" x 11" |
| 12 | CURTA Article "Mechanischer Rechner wird 50", Von Werner Hurlimann, | German | "TECHNISCHE RUNDSCHAU", 27/86 from Skip Godfrey | 1986 | 1 | 8.5" x 11" |
| 13 | Curt Herzstark Article "Roboterdame beruhigt schwache Kopirechner", "Kleinste Rechenmaschine der Welt erregt Auisehen -- Auch Steuern haben ihr Gutes" | German | "DARMSTADTER ECHO" from Skip Godfrey | 1 | 8.5" x 11" | |
| 14 | CURTA Calculating Machine Contina Bureau-und Rechenmaschinenfabrik AG Mauren Principality of Liechtenstein (via Switzerland) (pictures of Factories) | English | Contina AG, Eschen from Skip Godfrey | 3 | 8.5" x 11" | |
| 15 | CURTA Article "Programme fur Berechnung von Wurzeln", "Polynomen und Potenzreihen, mit Handrechenmaschinen", von Dr. H. Schilt, Biel, | German | "SCHWEIZERISCHE BAUZEITUNG", 5/24/58 from Skip Godfrey | 1958 | 4 | 8.5" x 11" |
| 16 | CURTA Ad "miniature all purpose calculator" | English | "Scientific American" from Rick Furr | Jul 1967 | 1 | 2 1/4" x 5" |
| 17 | CURTA Ad "Your Personal Portable -- Minature All Purpose CALCULATOR" | English | "Scientific American" from Rick Furr | Feb 1962 | 1 | ~2 1/4" x 5" |
| 18 | U S Patent | English | 2,525,352 (10 Figures) from US Patent Office | Oct 10, 1950 | 5 | 8.5" x 11" |
| 19 | U S Patent | English | 2,533,372 (12 Figures) from US Patent Office | Dec 12, 1950 | 6 | 8.5" x 11" |
| 20 | U S Patent | English | 2,544,426 (3 Figures) from US Patent Office | Mar 6, 1951 | 3 | 8.5" x 11" |
| 21 | U S Patent | English | 2,566,835 (6 Figures) from US Patent Office | Sep 4, 1951 | 5 | 8.5" x 11" |
| 22 | CURTA Article "Neue konstruktive Wege im Rechenmaschinenbau", Von Prof. Dr. Larl Holecek | German | "Sonderdruck aus FEINWERKTECHNIK", Jg.55, H.6.1951 from CBI | 1951 | 8 | 8.5" x 11" |
| 23 | CURTA Article "ERFOLGSREZEPTE UNSERER ZEIT: Er schuf die rechnende Mocca-Muhle", G Roberto | German | "Aus einer technischen Zeitechrift", 1954 from CBI | 1954 | 4 | 5.6" x 8.3" |
| 24 | CURTA Pictures Pictures of "LILIPUT", Zahlenstellen: 10-9-14 | German | "Buchenwald" 1944. Curt Herzstark from CBI | 1954 | 4 | 3.8" x 5.4" |
| 25 | CURTA Article "Betrifft: Biografische Daten Curt und Jakob Herzstark", Ihr Schreiben vom 07.06.1984 - P.Z. 858 - Dr. Ha./Ca. | German | "Technisches Museum fur Industrie" from CBI | Jun 07, 1984 | 12 | 8.5" x 11" |
| 26 | Other Calculator Ad "DAS RECHHNEN wird zum KINDERSPIEL mit der" | German | "HERZSTARK & Co., WIEN" from CBI | old (pic of Curt as a child) | 4 | 5.5" x 8.2" |
| 27 | Other Calculator Ad "HERZSTARK MULTIMATOR Die Hochleistungs Vielzahlwerksmachine" | German | "HERZSTARK & Co., RECHENMASCHIEN, AUSTRIA" from CBI | 1928 | 4 | 8.5" x 11" (?) |
| 28 | CURTA Article "Die Wiener Ingenieurfamilie Herzstark und dir Erfindung der Rechenmaschine CURTA", Von Orof. Erhard Anthes | German | "BLATTER FUR TECHNIK- GESCHICHTE", (pp 115-135), "METRICA" from CBI | WIEN 1986 | 22 | 6.4" x 9.5" |
| 29 | CURTA Patents List "Lists der an die Contina A.G. Ubergebenen Herzstark-Patente" | German | from CBI | 1 | 8.5" x 11" | |
| 30 | Instructions for use of the CURTA "The new minature universal calculator" "Size I: 8x6x11 places" "Description and handling of the CURTA" "The four arithmetical operations" "Some practical applications" | English | CONTA Ltd./MAUREN, LIECHTENSTEIN (Via Switzerland) from The Gemmery | 52 + cov | 4.3" x 5.4" | |
| 31 | Product Engineering article "Miniature Machine" -- pp. 160 and 161 | English | Product Engineering from Dan Weinstock | Oct 1952 | 2 | 8.5" x 11" |
| 32 | CURTA Die kleinste Universal-Rechenmaschine System C. Herzstark Gewicht 230 g CONTA AG VADUZ/LIECHTENSTEIN | German | GEDRUCKT IN LIECHTENSTEIN from Fritz Kosicek | 16 | 4.2" x 5.85" | |
| 33 | CURTA La machine a calculer universelle de poche Systeme C. Herzstark Poids 230 gr. | French | CONTA S.A. Mauren/Liechtenstein from Skip Godfrey | 16 | 3.8" x 5.4" | |
| 34 | CURTA La nouvelle petite machine a calculer universelle Systeme C. Herzstark Nom de la machine modifie en "CURTA" Poids 230 gr. | French | CONTA S.A. Mauren/Liechtenstein from Skip Godfrey | 12 | 3.8" x 5.4" | |
| 35 | CURTA Tabellenrechnen mit der CURTA-Rechenmaschine Von C. Zuberbuhler, dipl. Ing. ETH, Zurich | German | Separatabdruck aus {Strasse und Verkehr},
Nr. 6/1961 - Buchdruckerei Vogt-Schild AG Solothurn from Peter Holland | June 1961 | 2 | 8.3" x 11.7" |
| 36 | CURTA The Universal Pocket Size Calculating Machine System C. Hertzstark Weight 8 ounces | English | by "CONTINA LTD. VADUZ/LIECHTENSTEIN" on the back - Supplied by: LONDON OFFICE MACHINES LTD. Sole concessionaires for United Kingdom, Eire & Crown Colonies. 130, Terminal House, London, S.W. 1 Sloane 1061 from R.C. Blankenhorn, Ph.D. | reference numbered 40 52 30 e (probably 1952) | 16 | 4 1/8" x 5 7/8" |
| 37 | The key to every calculating problem! CURTA The unique high precision calculator Full description and technical features | English | by "CONTINA LTD. VADUZ/LIECHTENSTEIN on the back - Supplied by: 15 Cromwell Road London S.W.7 KENsington 88777 AUTOMATIC BUSINESS MACHINES LIMITED (Exactly the same contents as #36, but a later printing and a different title and cover) from R.C. Blankenhorn, Ph.D. | reference numbered 16-s A-6 e 1964 | 16 | 4 1/8" x 5 7/8" |
| 38 | Mathematical Handbook - An Aid to Every Day Figuring Problems, Tables, Formulas Arithmetical Rules | English | published by The CURTA Company, Van Nuys, California Cover is yellow with brown printing, there is a large exclamation point covering most of the cover between the title and subtitle. from Steve A on Mar 22, 02 | 68 | Size (3" x 5 15/16") |