Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Lefferts, Peter M. 1 Leffingwell, Albert 2 Leffingwell, Albert, 1845-1916. 1 Leffingwell, Charles Wesley. 1 Leffingwell, Edward. 1 Leffingwell, Randy, 1948- 7 Leffingwell, Richard. 2 Leffland, Ella. 2 Leffler, Dick. 1 Leffler, Ido. 1 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >