There are 19 records in the database where the describer field contains "Janssen".
Click on a catalog number to view that record:
14458, 14754, 14755, 14756, 14757, 14758, 14759, 14760, 14761, 14762, 14763, 14764, 14765, 14766, 14767, 14768, 14769, 15298, 15357,
