- Albert I, Prince of Monaco, 1848-1922
- Alberta. Parks and Protected Areas Division. Program Development and Coordination Branch.
- Alberta. Parks Division.
- Alberta. Parks Services.
- Alberta. Parks Services. Operations Coordination Branch.
- Alberta. Pesticide Chemicals Branch.
- Alberta. Pesticide Management Branch.
- Alberta. Plant Industry Division.
- Alberta. Pollution Control Division.
- Alberta. Poultry Branch.
- Alberta. Provincial Museum and Archives.
- Alberta. Public Lands and Forests Division.
- Alberta. Public Lands Division.
- Alberta. Reclamation Research Technical Advisory Committee.
- Alberta. Recreation and Protected Areas Division. Program Planning Branch.
- Alberta. Recreation Development Division.
- Alberta. Reforestation and Reclamation Branch.
- Alberta. Rural Services Division.
- Alberta. Soil and Crop Management Branch.
- Alberta. Special Crops Product Team.
- Alberta. Waste and Chemicals Division.
- Alberta. Water Control Division.
- Alberta. Water Management Division.
- Alberta. Water Quality Control Branch.
- Alberta. Weed Research and Development Section.
- Alberta. Wildlife Management Branch.
- Alberta. Wildlife Management Division.
- Alberta-British Columbia Expedition 1936)
- Alberta-British Columbia Expedition 1941)
- Alberta-Remington Carriage Centre Museum.
- Alberte, Randall S.
- Alberti, Burchard, 1898-1988
- Alberti, Friedrich August von, 1795-1878
- Alberti, Gerd, 1943-2016
- Alberti, Luis Fernando
- Alberti, María M
- Alberti, Marie, 1937-
- Alberti, Melisa
- Alberti, Michael, 1682-1757
- Albertim, Keitz Moura
- Albertin, Petronella J.
- Albertini, Giovanni
- Albertini, Johann Baptist von, 1769-1831
- Albertini, L
- Albertini, Martin
- Albertino, Sônia Maria F.
- Alberto Pedreros, J
- Alberto, Antonio Camuenha
- Alberto, E
- Albertó, Edgardo
- Albertó, Edgardo O
- Alberto, Jorge A Navarro
- Alberto, R
- Albertoni, Edélti Faria.
- Albertoni, Fabiano F.
- Alberts & Merkel Bros., Inc.
- Alberts, B.
- Alberts, C. C.
- Alberts, Charlotte
- Alberts, Fred G.
- Alberts, H. W. (Hugo William), 1889-
- Alberts, Reece
- Alberts, Rutgert Christoffel ('s-Gravenhage)
- Albertsen, N. D.
- Albertson & Hobbs' Bridgeport Nursery.
- Albertson & Hobbs Nurseries.
- Albertson & Hobbs.
- Albertson, Alice Owen.
- Albertson, E Lynne
- Albertson, H D
- Albertson, Jesse L.
- Albertus N. Clark (Firm)
- Albertus, Magnus, Saint, 1193?-1280
- Albertus-Universität zu Königsberg i Pr. Botanischer Garten.
- Albertype company.
- Albes, Edward.
- Albicoro, FJ.
- Albieri, Rafael J.
- Albieri, RJ.
- Albiero, Adriana Lenita Meyer
- Albiero, Daniel
- Albignac, Roland 1940-
- Albin, A.
- Albín, Andrea
- Albin, Eleazar, active 1713-1759
- Albin, Elizabeth.
- Albin, Fortin,
- Albini, C
- Albini, F. A. (Frank A.)
- Albini, Giuseppe, 1830-1911
- Albini, Josef
- Albino, Adriana María
- Albino-García, César
- Albinus, Bernhard, 1653-1721
- Albion, P R
- Albis-Salas, Margarita Rosa
- Albo, Maria J
- Albonetti, Maria Emanuela
- Albonico, Johann Heinrich.
- Albonico, R
- Albores-Barajas, Yuri V.
- Albores-Ortiz, Octavio
- Albornoz, Marta V.
- Albornoz, Pablo César Lehmann.
- Albornoz, Patricia L
- Albornoz, Paula
- Albornoz, Sandra
- Alʹbov, N. M. (Nikolaĭ Mikhaĭlovich), 1866-1897
- Albrecht, Adolf, 1869-
- Albrecht, Christian
- Albrecht, D.E.
- Albrecht, David E. (David Edward), 1962-
- Albrecht, David Edward
- Albrecht, Eduardo A.
- Albrecht, Francine
- Albrecht, H.
- Albrecht, Heinrich
- Albrecht, Ignatz.
- Albrecht, J. S. M.
- Albrecht, Johann Sebastian, 1695-1774
- Albrecht, Míriam Pilz.
- Albrecht, Paul, 1851-1894
- Albrecht, Rachel Ifanger
- Albrechta, D E
- Albrechtsen, Jacob, 1859-1921
- Albret, J. B. d'.
- Albright, Craigh A.
- Albright, Don
- Albright, Horace M. (Horace Marden), 1890-1987
- Albright, John J.
- Albright, Michael S.
- Albritton, Errett C. (Errett Cyril), 1890-
- Albu, Valeriu
- Albuja, Carmen M. de.
- Albuquerque Nurseries.
- Albuquerque, ACM.
- Albuquerque, Adna Almeida de
- Albuquerque, Auristela C.
- Albuquerque, Cleide Maria Ribeiro de.
- Albuquerque, Cristiano Q. de (Cristiano Queiroz)
- Albuquerque, Cristina España
- Albuquerque, Cynthia Cavalcanti de
- Albuquerque, Dalcy de Oliveira
- Albuquerque, Deborah Montenegro C. F. de.
- Albuquerque, DM.
- Albuquerque, Elaine Santiago Brilhante de
- Albuquerque, Elizângela Sampaio de
- Albuquerque, Fernando Carneiro de
- Albuquerque, FS.
- Albuquerque, Gilberto S
- Albuquerque, Hermano Gomes.
- Albuquerque, Isolda Rocha E Silva
- Albuquerque, J L B
- Albuquerque, Jones O.
- Albuquerque, Larissa Simões Corrêa de
- Albuquerque, Lidiamar Barbosa de, 1963-
- Albuquerque, Lindalva Paes de
- Albuquerque, M. C. R. M.
- Albuquerque, M. I. C.
- Albuquerque, Manoel Bandeira de
- Albuquerque, Margéli Pereira de
- Albuquerque, Maria Cristina de Figueiredo e
- Albuquerque, Marly de
- Albuquerque, MCP
- Albuquerque, Natália Inagaki de
- Albuquerque, Nelson Rufino de
- Albuquerque, Nicolas Lavor de
- Albuquerque, Patrícia M. C. (Patrícia Maia Corrêa)
- Albuquerque, Patrícia Velloso de
- Albuquerque, Rafael Perpetuo
- Albuquerque, Saymon de
- Albuquerque, Sila Tenório de.
- Albuquerque, U. P.
- Albuquerque, Ulysses Paulino de.
- Albuquerque-Costa, Renata
- Albury, Nancy Ann, 1955-
- Albury, W R
- Albus, W. R.
- Alcaide, Óscar
- Alcaíno, Claudia
- Alcaíno, Javier
- Alcaino, Samuel
- Alcala, Angel C., 1929-
- Alcala, Ely L.
- Alcalá-Carrillo, Mariana
- Alcalá-Galiano, Dionisio, 1760-1805
- Alcalaï, Sasson, 1872-
- Alcalá-Moya, Graciela
- Alcalde Mosqueira, Judith Georgette
- Alcalde, Leandro
- Alcántar González, Fabiola Selene
- Alcántara Ayala, Othón
- ALCANTÁRA B., Fernando
- Alcántara Díaz, David
- Alcantara, Daniel Maximo Correa
- Alcântara, Enner Herenio de
- Alcântara, Joelma Moreira
- Alcántara, M
- Alcántara, María Rosas
- Alcantara, Mariana B.
- Alcántara-Carbajal, José Luis
- Alcántara-Flores, José Luis
- Alcántara-Razo, Edgar
- Alcântara-Rocha, RCG.
- Alcántara-Salinas, Graciela
- Alcántar-Mejía, Josiani
- Alcántar-Vázquez, Juan Pablo
- Alcântra, Antônio Flávio de Carvalho
- Alcantra, Eliana
- Alcantú, Gabriel
- Alcapán, Angélica C.
- Alcaraz, Carles
- Alcaraz, Francisco
- Alcaraz, Francisco José
- Alcaraz-Segura, Domingo
- Alcasid, G L
- Alcaydé, G
- Alcázar-Ruiz, José Antonio
- Alcenius, Otto, 1838-1913
- Alcher, Marc
- Alcionio, Pietro, 1487-1527
- Alcober, Oscar
- Alcocer Durán, Javier
- Alcocer, Gabriel V.,
- Alcocic, John
- Alcock, A. (Alfred), 1859-1933
- Alcock, F. J. 1888-1972
- Alcock, Gary
- Alcock, John, 1942-
- Alcock, N. H. (Nathaniel Henry), 1871-1913
- Alcock, Nicola
- Alcock, P. J.
- Alcock, Randal H. (Randal Hibbert), 1833-1885
- Alcock, Thomas
- Alcoforado Santos, Celina
- Alcoforado-Filho, Francisco Guedes
- Alcolado, Pedro M.
- Alcoreza, Pamela
- Alcorn, J L
- Alcorn, Janis B
- Alcorso, Jessica
- Alcorta, Belén
- Alcorta, Marcela
- Alcott, William A. (William Andrus), 1798-1859
- Alcova Nurseries.
- Alcover, Josep Antoni.
- Alcoverro, Teresa
- Aldabe, Joaquin
- Aldaco Nuncio, Rogelio
- Aldam, W. H.