EduCALC: A Look BackJake Schwartz

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The Start – 5/24/76In 1990 Catalog #48:

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The EduCALC Product

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Early Days: Remember when it was “Educational Calculator Devices”?

(1976)

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Other PPC Journal Articles / The ‘70s

(1977)

(1977)

←From PPC Member Handbook #1 (May 1977)

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EduCALC Mail Store Catalogs BeginCatalog #5 Cover

George McCarty Note on back

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Catalogs up to Number 75 (1997)

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Making the Catalogs More “Electronic”

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“Brand New” versus “New”

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• 72 catalogs in the archive; 4,709 pages / 23,827 index items• Overall items per page – 5.0599• Longest catalog:  #37 (1987) ‐ 126 pages, 585 items• Most items:  #42 (1988) ‐ 645 items, 108 pages• Most items/page: #10 (1982) – 6.3125, 16 pages, 101 items

• #41 (1988) – 6.0600, 100 pages, 606 items• (Not counting 52S, 64S)

Some Rough Catalog Statistics

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HP-41/71/IL Product Catalogs

12 pages, 96 items 8 pages, 65 items 8 pages, 57 items(8.0 items/pg) (7.2 items/pg) (7.1 items/pg)

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Longest Lasting EduCALC Staff Members

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Opening Letters and “Jim” Pictures

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HP Calc Popularity, part 1

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HP Calc Popularity, part 2

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HP Calc Popularity, part 3

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HP Calc Popularity, part 4

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HP Calc Popularity, part 5

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HP Calc Popularity, part 6

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HP Calc Popularity, part 7

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HP Calc Popularity, part 8

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Most Popular HP ItemsPeak Number of Items per Issue: Most Issues per Item:

1. HP-41 – Issue #37 (1987) 135.2 1. HP-41 – 69 Issues2. HP-48 – Issue #62 (1994) 100.5 2. HP-12C – 65 Issues3. HP-95 – Issue #59 (1993) 87.0 3. HP-71 – 58 Issues4. HP-71 – Issue #36 (1987) 72.7 4. HP-75 – 52 Issues5. HP-IL – Issue #37 (1987) 33.0 5. HP-15C – 51 Issues6. HP-100LX – Issue #64 (1994) 28.5 6. HP-11C – 48 Issues7. HP-200LX – Issue #75 (1997) 27.9 7. HP-IL – 46 Issues8. HP-75 – Issue #31A (1987) 26.2 8. HP-28 – 42 Issues9. HP-12C – Issue #37 (1987) 24.0 9. HP-16C – 41 Issues10.HP-28 – Issue #56 (1992) 18.0 10. HP-17B & 19B – 38 Issues

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Most Popular Books by Longevity 1-21Title Author/Manufacturer Item Type Model / Language/OS Number of catalogs

1 An Easy Course in Using the HP‐12C Wadman/Coffin Book HP‐12C 572 Practical Astronomy With Your Calculator Duffett‐Smith, Peter Book Various 543 The HP‐12C Made Easy Cane, Edric Book HP‐12C 534 Handbook of Mathematical Functions Abramowitz/Stegun Book None 506 HP‐12C Pocket Guide Coffin/Wadman Booklet HP‐12C 446 HP‐41 Synthetic Programming Made Easy Jarett, Keith Book HP‐41 447 Calculator Calculus McCarty, George Book Various 438 Synthetic Programming On The HP‐41C Wickes, William Book HP‐41 4011 HP‐41 Extended Functions Made Easy Jarett, Keith Book HP‐41 37

11Mathematics: Its Contents, Methods and Meaning Aleksandrov/Kolmogorov/Gould Book None 37

11 Algorithms for RPN Calculators Ball, John Book RPN 37

12Astronomical Formulae For Calculators (Second Edition) Meeus, Jean Book Various 36

13 The HP‐IL System: An Introductory Guide Kane/Harper/Ushijima Book HP‐IL 35

14 Encyclopedic Dictionary of MathematicsMath Society of Japan/American Math Society Book None 34

21 Algorithms Sedgewick, Robert Book None 33

21 The HP‐48 Handbook Donnelly, James Book HP‐48SX 3321 Tips and Programs for the HP‐32S Mier‐Jedrzejowicz, Wlodek Book HP‐32S 3321 An Easy Course in Programming the HP‐41 Wadman/Coffin Book HP‐41 33

21 Engineering Formulas (4th Edition) Gieck, Kurt Book None 3321 HP‐41 Synthetic Quick Reference Guide Smith, Jeremy Booklets HP‐41 3321 The HP‐17B Pocket Guide Just In Case Grapevine Booklets HP‐17B 33

Most Popular Books by Longevity 22-49Title Author/Manufacturer Item Type Model / Language/OS Number of catalogs

22 Energy Analysis With A Pocket Calculator Patterson, G. A. Book HP‐25/TI‐57 3226 Statistics at your Fingertips Finkelstein, Mark Book None 3126 HP‐41/HP‐IL System Dictionary Reinstein, Cary Book HP‐41 / HP‐IL 3126 HP‐19B Pocket Book Donnelly, James Booklets HP‐19B 3126 The Mathematical Experience Davis/Hersh Book None 3132 An Easy Course in Programming the HP‐11C and HP‐15CWadman/Coffin Book HP‐11C/15C 3032 Data Processing On The HP‐41 Phillips, William Book HP‐41 3032 Engineering Statistics With A Programmable Calculator Volk, William Book RPN/AOS 3032 Nonparametric Statistics Quick & Easy on the HP‐41 Vargo, Don Book HP‐41 3032 Basic Fluid System Analysis Patterson, G. A. Book Various 3032 Engine Thermodynamics with a Pocket Calculator Patterson, G. A. Book Various 3034 Encyclopedia of Engineering Parker, Sybil Book None 2934 The Existential Pleasures of Engineering Florman, Samuel Book None 2937 Inside The HP‐41 Dodin, Jean‐Daniel Book HP‐41 2837 Problem Solving and Structured Programming in BASIC Koffman/Friedman Book BASIC 2837 RS232 Made Easy Seyer, Martin Book RS232 2841 Investment Securities Program Guide using the HP‐12C ??? Book HP‐12C 2741 HP‐42S Quick Reference Guide Smith, Dex Booklets HP‐42S 2741 Iterative Methods For the Solution of Equations Traub, Joe Book Various 2741 Elements of Algebra and Algebraic Computing Lipson, John Book None 2749 An Easy Course in Using the HP‐17B Grapevine Book HP‐17B 2649 An Easy Course in Using the HP‐27S Grapevine Book HP‐27S 2649 Extend Your HP‐41 Mier‐Jedrzejowicz, Wlodek Book HP‐41 2649 HP‐71 BASIC Made Easy Horn, Joesph Book HP‐71B 2649 (4 more tied at 26) 26 25

Most Popular Software Books: A “Ted Kerber-palooza”

Title Author/Manufacturer Item Type Model / Language/OSNumber of catalogs

1 Curve Fitting For Programmable Calculators Kolb, William Book/Software Various 35

2 HP‐42S Surveying Solutions D'Zign Book/Software HP‐42S 29

3 HP‐42S Surveyor's Vertical Curves D'Zign Book/Software HP‐42S 27

4 HP‐42S Surveyor's EDM Slope Staking D'Zign Book/Software HP‐42S 26

5 HP‐42S Topography D'Zign Book/Software HP‐42S 18

6 HP‐28S Software Power Tools: Electrical Circuits Grapevine Book/Software HP‐28S 17

7 Coordinate Transformation D'Zign Book/Software HP‐41 16

8 EDM Slope Staking D'Zign Book/Software HP‐41 16

9 HP‐42S Alignments/Offsets D'Zign Book/Software HP‐42S 16

10 Professional Real Estate Problem Solving Using the HP‐12C Tirone, John Book/Software HP‐12C 16

11 Sharp BASIC Thomas, David Book/Software EL‐5500/PC‐1403 16

12 Intersection Solutions D'Zign Book/Software HP‐41 15

13 Predetermined Areas D'Zign Book/Software HP‐41 15

14 Vertical Alignment Solutions D'Zign Book/Software HP‐41 15

15 Sprial Curve Solutions D'Zign Book/Software HP‐41 14

16 Traverse, Inverse and Sideshots D'Zign Book/Software HP‐41 14

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Authors/Contributors We Know

D'Zign (Ted Kerber) 31Sparcom (Megha Shyam and co.) 25TDS (Dave Conklin and co.) 19Donnelly, James 13Firmware Corp. (Vern Lindsay) 12SMI (Stanley Trent and co.) 7Hand Held Products (Jim DeArras) 6Wickes, William 5Mier‐Jedrzejowicz, Wlodek 4Shier Systems & Software 4Vertuno, Anthony 4Zengrange (Frank Wales and co.) 4Dodin, Jean‐Daniel 3Emery, Ken 3Horn, Joesph 3Jarett, Keith 3Lewart, Cass 3W & W Software 3Bunsen, Chris 2Ledford Micro (Rich Ledford) 2

Steinmetz & Brown Ltd. 2Thorn, Dale 2Barnes/Waring (John Barnes) 1Bell, Joe and Garner, Russ 1AME Design (Tom Hooper and co.) 1Brittenson, Jan 1Dearing, John 1Dick, Thomas 1Friedman, Gary 1Kolb, William 1Librach, Hank 1Maguire, Brian 1Meehan/Vogel (Eric Vogel) 1Murdock, Bruce 1Preston Brown Labs 1Reinstein, Cary 1Shammas, Namir 1Schwartz/Grevelle 1Smith, Jeremy 1

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Products Supporting Changing Models

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Community Projects, part 1

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Community Projects, part 2

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Community Projects, part 3

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The EduCALC Newsline

Advertised in Catalogs 58 (1993) through 74 (1997)Probably an outgrowth of the PPC Phone Bulletins

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EduCALC Technical NotesAdvertised in Catalogs 38 (1988) through 75 (1997)

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The www.educalc.com Web SiteAdvertised from Catalog 72 (1996) to 75 (1997)

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Some Sample Pages from www.educalc.com

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The Final Days - 1997

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Follow-on Attempts – 1998-99

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“Hijacking” the EduCALC Name Since 2000 (Singapore)

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EduCALC Programming Class: 1997 to at least 2001

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Keeping things going – Can the community help?• Need Catalogs – Issues 9, 13, 31 (not 31A), plus

some of number 75• Need Tech Notes – Nos.16, 21, 24, 68C• Need Newslines – Most of ‘94, ‘95, ‘96, any other• Are there more programming class materials?

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