149 ARL Annual Salary Survey 2015–2016 5. National Zoological Park Library, Washington, DC 6. Smithsonian American Art Museum, National Portrait Gallery Library, Washington, DC 7. Smithsonian Environmental Research Center Library, Edgewater, Maryland 8. Anacostia Museum and Center for African American History and Culture Library, Washington, DC 9. Botany and Horticulture Library, Washington, DC 10. Cooper-Hewitt National Design Museum Library, New York, New York 11. Dibner Library of the History of Science and Technology, Washington, DC 12. Earl S. Tupper Library Smithsonian Tropical Research Institute, Republic of Panama 13. Freer Gallery of Art and Arthur M. Sackler Gallery Library, Washington, DC 14. Hirshhorn Museum and Sculpture Garden Library, Washington, DC 15. John Wesley Powell Library of Anthropology, Washington, DC 16. Joseph F. Cullman, 3rd Library of Natural History, Washington, DC 17. Museum Studies and Reference Library, Washington, DC 18. Museum Support Center Library, Suitland, Maryland 19. Vine Deloria Jr. Library, National Museum of the American Indian, Suitland, Maryland 20. Warren M. Robbins Library, National Museum of African Art, Washington DC 21. National Museum of African American History and Culture, Washington, DC. Library branches NOT included: N/A. Includes Professional Positions only (GS-9 and above), only Filled Positions, Full and Part Time with Part Time Positions converted to Full Time. Includes positions supported by all Fund Types. GS-9 and above positions are considered professional.