Spiders and their kinHerbert Walter Levi, Herbert W. Levi, Lorna R. Levi · First published 1968Open the Tome
A Guide to Spiders and Their KinHerbert W. Levi and Lorna R. Levi · First published 1968Open the Tome
A Guide to Spiders and Their Kin. A Golden Nature GuideLorna R. Levi Herbert W. Levi · First published 1968Open the Tome
Invertebrate Zoology Volume II Arthropod Relatives, Chelicerata, MyriapodaAlfred / Herbert W. & Lorna R. Levi (trans.) Kaestner · First published 1968Open the Tome
Spiders and harvestmen from Waterton and Glacier national parksLorna R. Levi · First published 1955Open the Tome
Preliminary list of harvestmen of Wisconsin with a key to generaLorna R. Levi · First published 1952Open the Tome
