![An essay on the history of electrotherapy and diagnosis; . Professor Wertheim Salomonsons demonstration ophthalmoscope.. Section of Professor Wertheim Salomonsonsdemonstration ophthalmoscope. HISTORY OF ELECTROTHERAPY 131 a description of his new ... An essay on the history of electrotherapy and diagnosis; . Professor Wertheim Salomonsons demonstration ophthalmoscope.. Section of Professor Wertheim Salomonsonsdemonstration ophthalmoscope. HISTORY OF ELECTROTHERAPY 131 a description of his new ...](https://c8.alamy.com/comp/2ANBT9B/an-essay-on-the-history-of-electrotherapy-and-diagnosis-professor-wertheim-salomonsons-demonstration-ophthalmoscope-section-of-professor-wertheim-salomonsonsdemonstration-ophthalmoscope-history-of-electrotherapy-131-a-description-of-his-new-demonstration-ophthalmoscope-theconstruction-of-which-is-indicated-in-the-accompanyingsectional-view-the-electrocardiograph-another-application-of-electricity-to-diagnostic-purposes-isseen-in-the-electrocardiograph-this-instrument-in-its-presentform-has-been-rendered-possible-by-the-researches-of-wallerand-of-einthoven-so-long-ago-as-1865-kollike-2ANBT9B.jpg)
An essay on the history of electrotherapy and diagnosis; . Professor Wertheim Salomonsons demonstration ophthalmoscope.. Section of Professor Wertheim Salomonsonsdemonstration ophthalmoscope. HISTORY OF ELECTROTHERAPY 131 a description of his new ...
![An essay on the history of electrotherapy and diagnosis; . Professor Wertheim Salomonsons first photographic apparatus. The various conditions necessary for eliminating the con-fusing series of reflections were formulated by Gullstrand, andwere An essay on the history of electrotherapy and diagnosis; . Professor Wertheim Salomonsons first photographic apparatus. The various conditions necessary for eliminating the con-fusing series of reflections were formulated by Gullstrand, andwere](https://c8.alamy.com/comp/2ANBXND/an-essay-on-the-history-of-electrotherapy-and-diagnosis-professor-wertheim-salomonsons-first-photographic-apparatus-the-various-conditions-necessary-for-eliminating-the-con-fusing-series-of-reflections-were-formulated-by-gullstrand-andwere-then-embodied-in-the-large-demonstration-ophthalmoscopeof-zeiss-which-was-however-unsuitable-for-photographicwork-owing-to-the-researches-of-wertheim-salomonson-ofamsterdam-the-various-difficulties-have-been-overcome-andbeautiful-photographs-of-the-fundus-oculi-in-the-living-subjectcan-now-be-obtained-by-his-apparatus-a-general-description-ofwhi-2ANBXND.jpg)