|  | 
 
  |  | Subject | 
 
  |   | Letters, Imaginary See: Imaginary letters | 
 
  |   | Letters of recommendation See: Employment references | 
 
  |   | Leucinodes orbonalis --Control. | 
 
  | 2 | Leukemia. | 
 
  |   | Leukemia--History. | 
 
  |   | Leukemia in children. | 
 
  |   | Leukemia--Micronesia (Federated States)--Yap. | 
 
  |   | Leukemia--Patients--Fiction. | 
 
  |   | Level 3 | 
 
  |   | --level Meeting on Transport, Health and Environment, being held in Vienna from 22- | 
 
  |   | Levin, Carl, 1934- | 
 
  |   | Levin, Carl, 1934-2021. | 
 
  |   | Levin, Dan. | 
 
  |   | Levuka (Fiji)--History. | 
 
  |   | Levuka (Fiji)--Social conditions. | 
 
  |   | Lewinsky, Monica S. (Monica Samille), 1973- | 
 
  | 3 | Lewis and Clark Expedition 1804-1806. | 
 
  |   | Lewis and Clark Expedition (1804-1806)--Planning. | 
 
  |   | Lewis and Clark National and State Historical Parks (Or. and Wash.) | 
 
  |   | Lewis and Clark National Historic Trail. | 
 
  |   | Lewis and Clark national historic Trail.--History. | 
 
  | 3 | Lewis, C. S. (Clive Staples), 1898-1963. | 
 
  |   | Lewis, C. S., (Clive Staples), 1898-1963--Authorship. | 
 
  |   | Lewis, C. S. (Clive Staples), 1898-1963--Biography. | 
 
  |   | Lewis, C. S. (Clive Staples), 1898-1963--Childhood and youth. | 
|  |