|
Image
|
Source
|
Observations
from the source
|
|

|
Central
Scientific’s catalogue (1918)
|
Magnifier,
tripod
|
|

|
Central
Scientific’s catalogue’s catalogue (1918)
|
Linen
tester
|
|

|
Central
Scientific’s catalogue (1918; 1919)
|
Demonstration
microscope
|
|

|
Central Scientific’s catalogue (1918; 1919)
|
Microscope No. 66 (Spencer)
|
|

|
Central Scientific’s catalogue (1918; 1919)
|
Microscope No. 65 (Spencer)
|
|

|
Central Scientific’s catalogue (1918; 1919)
|
Microscope No. 44 (Spencer)
|
|

|
Central Scientific’s catalogue (1918; 1919)
|
Microscope No. 64 (Spencer)
|
|

|
Central Scientific (1909,
1912)
|
Student’s dissecting microscope
|
|

|
Central
Scientific’s catalogue (1918; 1919)
|
Microscope,
dissecting, Barnes
|
|

|
Central
Scientific’s catalogue (1918; 1919)
|
Microscope,
dissecting, Barnes
|
|

|
Central
Scientific’s catalogue (1918; 1919)
|
Dissecting
microscope
|
|

|
Central
Scientific’s catalogue (1918; 1919)
|
Dissecting
microscope
|
|

|
Central Scientific (1909)
|
Projection microscope
|
|

|
Central Scientific (1909)
|
Projection microscope
|
|
Image
|
Source
|
Observations
from the source
|
|

|
Central
Scientific’s catalogue (1918; 1919)
|
Microscope
lamp quadruple (Spencer)
|
|

|
Central
Scientific’s catalogue (1918; 1919)
|
Lamp,
hand-feed arc
|
|

|
Central
Scientific’s catalogue (1918)
|
Microscope
lamp No. 370 (Spencer)
|
|

|
Central
Scientific’s catalogue (1918)
|
Microscope
lamp, high power Mazda (Spencer)
|
|

|
Central
Scientific’s catalogue (1918)
|
Microscope
lamp
|
|

|
Central Scientific’s catalogue (1919)
|
Mechanical stage (Spencer)
|
|

|
Central Scientific’s catalogue (1919)
|
Mechanical stage (Spencer)
|
|

|
Central Scientific’s catalogue (1918; 1919)
|
Turntable
|