Archive of Collections




The Cliff Fröhlich Collection


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Aristo 1070

Aristo 168

Blundell Harling Mark 5

Blundell Harling F5100

Faber-Castell TR3

Faber-Castell 67/54

Faber-Castell 8/10

Faber-Castell 2/83N

Faber-Castell 366

Faber-Castell 63/83

Flying Fish 1003

Gilson Atlas Type 3

Graphoplex Roplex

Graphoplex 6280

Halden Calculex

Hemmi 22

Hemmi 160

Hemmi 200

Hemmi 250

Hemmi 266

Hemmi 274-S

Hemmi 405

Hemmi Calorie

Hemmi Baseball

Keuffel & Esser 4083-5

Keuffel & Esser N-4096

Keuffel & Esser Analon

Logorex 27401-X

Moonstick

Biggie Munn Grid Rule

Musigraph 100

Novotni Weight Slide Rule

Pickett B1

Pickett N3-ES

"Pickett 905-ES ""A"""

Sans & Streife 311

Pickett Math-Master Classroom


Longscale

Aristo 109

Aristo 1068

Aristo 1070

Blundell Harling Mark 5

Blundell Harling F5100

Faber-Castell 4/87

Graphoplex 6280

Hemmi 70

Hemmi 154

Hemmi 200

Hemmi 201

Hemmi 275D

Hemmi 279

Hemmi 279D

Keuffel & Esser N4053-5

Keuffel & Esser 4081-5

Keuffel & Esser 4081-5

Keuffel & Esser 4083-5

Keuffel & Esser 68-1200

Keuffel & Esser N-4096

Nestler '0215

none

Thornton F5100

Spectro-Rule

J.L. Hewitt Coil Spring Slide Rule

Artillary Range


Classroom

2 ft. Faber-Castell

4 ft. Pickett N500-ES

4 ft. Pickett N1010-ES

7 ft. Pickett N1010-ES

7 ft. Pickett Math-Master

4 ft. Welch Classroom

Aristo 168 Overhead Projection

DP121 Overhead Projection

1447DP Overhead Projection


Aristo

1068

1070

109

168

603

939

40140

968

970

90184


Blundell

G1

humidity ser. 2

Mark 5

F5100


Faber-Castell

TR3

2/83N

366

369

378

379

4/87

62/83N

63/83

67/54


8/10


Graphoplex

Roplex

6280

680


Hemmi

1

22

P23

30

30

30

P35

P36

P37

43A

66

70

74

80K

80/3

DP121

130W

136

P141

143

149

149A

150

153

154

155

157

160

200

201

250

251

P253 Special

254W

254WN

254WN

255

255D

256

257

257L

258

258

259

259D

260

P261

P262

P263

264

P265

266

P267

269

P270

274

274-S

275D

279

279D

P280

P281

P283

P402

P403

405

405

410

451

451

P452

640S

642T

651

1001

1002

2640

2662

2664S-S

Calorie

Yazaki Aroquicker

Real Estate

Foxboro flow & valve

Foxboro flow & valve

Hydraulic Rule

Body Weight Balance

Homma Metal Works

Baseball

Kogyo Sekke Flow

Tube Waterways

Denkishoin Electrical

Chest/Heart

Homma Metal Works

Rifadin


Keuffel & Esser

Thatcher

N4053-3

N4053-5

4081-3

4081-5

4081-5

4083-5

4093-3

N-4096

4181-1

68-1130

68-1200

Analon

Spring Washer

Time Slide

K&E Pin

K&E Money Clip


Nestler

23R

40

169

0215



Otis King

"L, K & L"


Pickett

no model number

B1

2

N3-T

N3P-T

N3-ES

N3-ES

N3P-ES

4

N4-ES

N15-T

20

62

140

N-515-T

525-ES

N803-T

X-4

"905-ES ""A"""

N1040

Fuller Traffic

N500-ES

N1010-ES

N1010-ES

Math-Master


Post

1445P

1447

1450

1452W

1460

1461

1462H


Sterling

594

651

689


Russian

none

none

none

none

none

none

none

none

none

none

none

PRK-75


Miscellaneous

Charvoz Roos PSR-101D

Classic Series 1

Diwa 201

Flying Fish 1030

Jason 802

Layfayette F-428

Logorex 27401-X

Lutz 252

Micronta 157

Reiss 3201

Sans & Streife 311

ThinkGeek Nanoline 1337

U.S. Blue 1888

HH Universum

Unknown

Welch Classroom

Swank Tie Clip

Smarty Cat

Novotni Weight Slide Rule

Epperson TV Coverage Calculator

Thornton F5100

Somar Spectro-Rule

J.L. Hewitt Coil Spring Slide Rule

Kennametal Machining Calculator

Foxboro Flow Rule: Cos & Stevens

Unknown Japanese

Unknown Australian

Unknown

App. Obs. Of Fire Slide Rule Mk. VI

Musketry Rule Model of 1918

Thornton P.C.7.A.X

Moonstick

Musigraph 100

Biggie Munn Grid Rule

Gilson Atlas Type 3

Calculimetre G. Charpentier

Controller 75R

Controller 200R

Courvoisier

Fowler Universal

Halden Calculex

Iwamatic 1650

Multor

National Geographic NG771A

Sama & Etani 90

Troger

Felsenthal E-6B

Vitaerobics Fat Finder

Anoxel Brown Boveri

Unknown Spring Calculator

Shardco

Luna Wheel

New American Metrocaddy

Unknown Denmark


Mechanical Calculators

Type I

Type II

Type II

Model 7