@misc{59982, note = {{Comment Rand Evans: M151 Holmes Stereopticon (Hand Stereoscope). http://vlp.mpiwg-berlin.mpg.de/refe rences?id=lit8140\&page=p0014\&mk=0.0472/0.3988 http://vlp.mpiwg-berlin.mpg.de/references?id=lit81 40\&page=p0016s0007\&mk=0.7416/0.133 Where are the other four stereoscopes? Comment II: Remember that the inventory given in Muensterberg’s article is just that. It is possible that other hand stereoscopes are in other of the 9 photos or not in any of the photos at all. This is definitely one of them. Harvard Collection: http://dssmhi1.fa s.harvard.edu/emuseumdev/code/emuseum.asp?style=br owse\¤trecord=1\&page=search\&profile=objects\&s earchdesc=stereoscopic\&quicksearch=stereoscopic\&se ssionid=E15521C0-30F0-4776-828D-DE8256410EB2\&actio n=quicksearch\&style=single\¤trecord=1 Related: http://vlp.mpiwg-berlin.mpg.de/library/da ta/lit21057/index\_html?pn=201\&ws=1.5 Related: img7595 Thumbnail replaced with marked version.}}, url = {https://vlp-new.ur.de/images/img30060} }