In this column we will confine ourselves to the stamps on which the molluscs or shells form the principal motif. Shell symbols, shells forming part of a coat of arms, shells as hair decoration, those too styled to be identified and so on, will not be mentioned.
| Additional Metadata | |
|---|---|
| Spirula | |
| CC BY-NC 4.0 NL ("Naamsvermelding-NietCommercieel") | |
| Organisation | Nederlandse Malacologische Vereniging |
|
W. Faber, & T.M. Walker. (2004). Weekdieren op postzegels. Spirula, 339(1), 87–87. |
|
