Kryptogamenflora für Anfänger : eine Einführung in das Studium der blütenlosen Gewächse für Studierende und Liebhaber - Lindau, Gustav, 1866 -1923 (Springer, 1922)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1896)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1903)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1906)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1916)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1920)

Kungliga Svenska vetenskapsakademiens årsbok - Kungl. Svenska vetenskapsakademien. (Almqvist ' Wiksells Boktr, 1910)

Kunstformen der Natur - Bibliographisches Institut Leipzig. (Verlag des Bibliographischen Instituts, 1899)

Kunstformen der Natur - Bibliographisches Institut Leipzig. (Verlag des Bibliographischen Instituts, 1904)

Laird's Nurseries : finer plants for Virginia gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laird's Nurseries, 1953)

Laird's Nurseries : finer plants for Virginia gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laird's Nurseries, 1950)

Laird's Nurseries : finer plants for Virginia gardens : "garden for pleasure." - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laird's Nurseries, 1957)

Laird's Nurseries : finer plants for Virginia gardens : "garden for pleasure." - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laird's Nurseries, 1955)

Laird's nurseries : finer plants for Virginia gardens : "garden for pleasure" - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laird's Nurseries, 1958)

Laird's Nurseries : finer plants for Virginia gardens : "garden for pleasure." - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laird's Nurseries, 1954)

Laird's Nurseries : finer plants for Virginia gardens : "garden for pleasure." - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Laird's Nurseries, 1956)

Lake's bulletin no. 2 with grade counts : March 25th, 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1943)

Lake's fall wholesale trade list : October 10th, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1942)

Landscape contracting : hardy trees and plants of quality - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bulk's Nurseries, 1924)

Landscape contracting : hardy trees and plants of quality - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bulk's Nurseries, 1925)

Landscape contractors - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Empie's Highland Nurseries, 1953)

Landscape contractors - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Empie's Highland Nurseries, 1955)

Landscape garden series - Root, Ralph Rodney. (The Garden Press, 1921)

Landscape gardeners nurserymen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Howard-Hickory Co, 1941)

Landscape gardening - Parsons, Samuel, 1844 -1923 (G. P. Putnam's sons, 1891)

Landscape gardening - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Panfield Nurseries, 1957)

Landscape gardening 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Panfield Nurseries, 1958)

Landscape gardening : a book which points the way to more attractive home surroundings - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Independence Nurseries Co, 1927)

Landscape gardening : a book which points the way to more attractive home surroundings - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swain Nelson and Sons Co, 1927)

Landscape gardening as applied to home decoration - Maynard, Samuel T. (Samuel Taylor), 1844 -1923? (J. Wiley, 1915)

Landscape gardening. Notes and suggestions on lawns and lawn planting–laying out and arrangement of country places, large and small parks, cemetery plots, and railway-station lawns–deciduous and evergreen trees and shrubs–the hardy border-bedding plants–rockwork, etc - Parsons, Samuel, 1844 -1923 (G. P. Putnam's Sons, 1891)

Landscape gardening. Notes and suggestions on lawns and lawn planting, laying out and arrangement of country places, large and small parks, cemetery plots, and railway-station lawns, deciduous and evergreen trees and shrubs, the hardy border, bedding plants, rockwork, etc - Parsons, Samuel, 1844 -1923 (G.P. Putnam's sons, 1895)

The landscape line for 1955 : our sixty-seventh year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oak Park Nurseries, 1955)

The landscape line for 1957 : our sixty-ninth year : a comprehensive list of hardy ornamental nursery stock for landscape planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oak Park Nurseries, 1957)

The landscape line for nineteen fifty : our 62nd year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Oak Park Nurseries, 1950)

Landscapes and gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyman's, 1946)

Landscapes and gardens : 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wyman's, 1947)

Landscapes and gardens : a book of landscaping suggestions, planting and after-care including a catalogue of hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Framingham Nurseries, 1928)

Landscapes and gardens : a book of landscaping suggestions, planting and after-care directions and a catalogue of hardy plant products grown - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Framingham Nurseries, 1927)

Landscapes and gardens : a book of suggestions for landscaping, planting and after-care including a catalogue of hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Framingham Nurseries, 1929)

"Last chance" surplus bulletin with grade counts : April 25, 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah Nurseries, 1950)

Latest catalog : shrubs, vines, roses, shade trees and fruit trees, small fruit plants, evergreens and perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Onarga Nursery Co, 1925)

Leaf and flower : spring fall - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bush Gardens, 1950)

Das Leben der europäischen Kuckucke : nebst Beiträgen zur Lebenskunde der übrigen parasitischen Kuckucke und Stärlinge - Baldamus, A. C. Eduard (August Carl Eduard), 1812 -1893 (Verlag von Paul Parey, 1892)

Das Leben der Pflanze - Francé, R. H. (Raoul Heinrich), 1874 -1943 (Kosmos, Gesellschaft der Naturfreunde, 1906)

Lebensgeschichte der Blütenpflanzen Mitteleuropas : spezielle Ökologie der Blütenpflanzen Deutschlands, Österreichs und der Schweiz - Schröter, Carl, 1855 -1939 (E. Ulmer, 1908)

Lebensgeschichte der Blütenpflanzen Mitteleuropas : spezielle Ökologie der Blütenpflanzen Deutschlands, Österreichs und der Schweiz - Schröter, Carl, 1855 -1939 (E. Ulmer, 1934)

Lebensgeschichte der Blütenpflanzen Mitteleuropas : spezielle Ökologie der Blütenpflanzen Deutschlands, Österreichs und der Schweiz - Schröter, Carl, 1855 -1939 (E. Ulmer, 1936)

Lectures on plant physiology - Harvey-Gibson, R. J. (Robert John), 1860 -1929 (Clarendon Press, 1907)

Lectures on plant physiology - Jost, Ludwig, 1865 -1947 (Clarendon Press, 1907)

Lectures on the physiology of plants - Vines, Sydney Howard, 1849 -1934 (University Press, 1886)

Lectures on the physiology of plants - Vines, Sydney Howard, 1849 -1934 (Univ. Press, 1886)

Lectures on the physiology of plants - Sachs, Julius, 1832 -1897 (Clarendon Press, 1887)

Lectures on the physiology of plants - Vines, Sydney Howard, 1849 -1934 (University press, 1886)

Lectures on the physiology of plants - Vines, Sydney Howard, 1849 -1934 (The University Press, 1886)

Lehrbuch der Baumkrankheiten - Hartig, Robert, 1839 -1901 (Springer, 1889)

Lehrbuch der Baumkrankheiten - Hartig, Robert, 1839 -1901 (Springer, 1882)

Lehrbuch der Botanik für Hochschulen - Strasburger, Eduard, 1844 -1912 (G. Fischer, 1911)

Lehrbuch der Botanik; für höhere Lehranstalten und die Hand des Lehrers, sowie für alle Freunde der Natur. Unter besonderer Berücksichtigung biologischer Verhältnisse bearb. von Otto Schmeil - Schmeil, O. (Otto), 1860 -1943 (Quelle & Meyer, 1911)

Lehrbuch der Botanik für höhere Lehranstalten und die Hand des Lehrers - Schmeil, O. (Otto), 1860 -1943 (E. Nägele, 1903)

Lehrbuch der Forstwirtschaft für Waldbau-und Försterschulen, sowie zum ersten forstlichen unterrichte für Aspiranten des Forstverwaltungsdienstes - Eckert, Karl, (W. Frick, 1908)

Lehrbuch der mitteleuropäischen Forstinsektenkunde mit einem Anhange : Die forstschädlichen Wirbelthiere - Ratzeburg, Julius Theodor Christian, 1801 -1871 (Eduard Hölzel, 1889)

Lehrbuch der mitteleuropäischen Forstinsektenkunde - Nitsche, Hinrich, 1845 -1902 (Verlagsbuchhandlung Paul Parey, SW, Hedemannstrasse 10, 1895)