Selecting an Object Type of Coin will slow your search. In general, it is a very good idea to start with broad searches. Library Search Year of publication should be entered as a 4 digit number. Many records subsequent to 1994 are not yet searchable by year. This includes most journal articles.
Searches are case-insensitive and accents are unnecessary.
The database will return records that match all criteria. Searches that include multiple keywords, year and type of publication may be very slow. First names are sometimes abbreviated so that it is best to search for an author's last name, then narrow your search with a first name if necessary. This tool is very much under development and should be considered experimental. Comments are very welcome.