Former Owner
- Julius Heinrich Jeidels1
- Kartause Erfurt1
- Lambach Abbey1
- Lane Theological Seminary1
- Laurence Kirby1
- Leo Olschki1
- Llewelyn Lloyd-Mostyn, 3rd Baron Mostyn of Mostyn1
- Louis Charles Karpinski1
- Louis César de La Baume Le Blanc1
- Lucrezio Palladio degli Olivi1
- Luigi Clerici1
- Luis Mayora1
- Magby, H1
- Margaret of Croy1
- Mark Lansburgh1
- Melk Abbey1
- Miguel de Mayora1
- Milt Freudenheim1
- Moissac Abbey1
- Monasterio de El Paular1