The difficulties encountered in the proper mounting of specimens of eyes in a permanent form have been so great that many persons who obtain eye specimens are deterred from mounting them because of the fact that a supposedly permanent preparation usually proves a disappointment in the course of a year or two.
There is room for much improvement in the present-day methods of mounting and labeling museum preparations of eyes.
The features desired in a museum jar are:
Ability to display well the structures desired.
Good appearance and convenience of handling specimen jar.
Permanency of the preparation.
Proper and permanent method of labeling the specimen.
Several of the museum jars for the preservation of eye specimens, now on the market, display the first two features. None of them, to the proper degree, exhibit the last two, especially when all of the desired features are considered.
With the idea of remedying