[Two sets of the words “against. It has happened that a child in order to please its parents and the oculist pretended to see all the letters and the controlling markings in their proper places, when really he did not. In addition to this there exists another source of error owing to neutralization. The neutralization may be partial for instance on F3 the patient may well see the three letters one above”], G8, American Optical Company, Javal L 5, no date.
Item — Box: 9, Item: 133.42
Scope and Contents
From the Series:
This series is compiled of collections of stereoscope cards, each with its own purpose, such as function or entertainment. These collections come in boxes specific to the cards.
Dates
- Copyright: no date.
Creator
- From the Collection: Broadbooks, John A. (Person)
Extent
From the Collection: 18.75 linear feet
Language of Materials
From the Collection: English
From the Collection: French
From the Collection: German
From the Collection: Spanish; Castilian
Repository Details
Part of the Truman State University, Pickler Memorial Library, Special Collections Manuscripts Repository