Koenig, Rudolph, Parijs

8

W.M. Logeman, Haarlem

4

Ducretet et Lejeune, Paris

3

Haarlem probably

3

J. Duboscq, Parijs

3

Logeman & Funckler

3

Watt, A.

3

After Goddard

2

F. Ernecke, Berlijn

2

M. Meyerstein, Göttingen

2

Plossl, Wien

2

Ruhmkorff, Parijs

2

Siemens & Halske, Berlijn

2

Alexander Wright & Co.

1

Breguet

1

Dumoulin-Froment, Parijs

1

E. Ducretet, Paris

1

E.L. Scott de Martinville

1

Ed. Hardy, Parijs

1

F.W. Funckler Haarlem

1

F.W. Funckler, Haarlem

1

Ferdinand Ernecke, Berlin

1

French manufacture

1

Froment, Paris

1

Gebr. van Wetteren

1

H. Olland, Utrecht

1

Hermann & Pfister

1

'IN SOLINGEN'

1

J.H. Dallmeyer, London

1

K. Weinert, Berlin

1

laboratory-made device

1

Logeman

1

M. Hipp, Neuchatel, Suisse

1

Meyerstein

1

Nairne, Edward

1

O. Hempel, Parijs

1

Perreaux, Parijs

1

Pintsch, Julius

1

possibly by W.M. Logeman, Haarlem

1

probably Logeman

1

probably Ruhmkorff, Paris

1

R. Koenig, Parijs

1

Siemens & Halske, Berlin

1

similar: J. Newman, London

1

T. Peres, Amsterdam

1

Tisley & Spiller, Londen

1

Trouvé, Parijs

1

W. Lenczewski const., Paris

1

W.M. Logeman, Haarlem probably

1

Watkins & Hill, London

1

Iron

116

brass

59

Glass

38

Mahogany

35

Wood

15

Copper

10

oak

6

Tinplate

6

zinc

6

Ebonite

4

lead

4

bronze

3

carbon

3

ivory

3

leather

3

Boxwood

2

copper or silver

2

Metal

2

walnut

2

agate

1

Beechwood

1

ebony

1

iron etc

1

linnen

1

Magnetite

1

mahog.

1

marble

1

mercury

1

mica

1

nickel

1

nickel-plated

1

oakboard

1

Paper

1

Pine

1

Platinum?

1

porcelain

1

rubber tin

1

tinfoil

1

Wooden

1

zinc?

1

demonstratietoestel

4

thermometer

2

cryofoor

1

demonstratietoestel warmtegeleiding

1

fonautograaf

1

gasmeter

1

heliostaat

1

hydraulische pers

1

model geiser

1

stoommachine

1