The ATOM Response API for the Perseus Catalog is available at:

http://catalog.perseus.org/catalog.atom?

Supported query parameters are:

&q=<search text>  [ Required ]

&search_field=<field name> [ Optional ]

If you omit the search_field parameter, all fields will be searched.

The available search fields in the 1.0 Release are:

• title
• author
• urn

Sample queries using the Blacklight ATOM Response API:

Keyword search:

http://catalog.perseus.org/catalog.atom?q=Homer

URN search:

http://catalog.perseus.org/catalog.atom?&q=tlg0012&search_field=urn

Author search:

http://catalog.perseus.org/catalog.atom?&q=Homer&search_field=author

Title search:

http://catalog.perseus.org/catalog.atom?&q=Iliad&search_field=title