- Islandora Repository
- Mss.B.B61_L
- L'Engle, Tracy: From Boas. 1927 Oct. 7
- L'Engle, Tracy: To Boas. 1927 Oct. 5
- La Farge, C. Grant: To Boas. 1919 Oct. 2
- La Farge, Oliver: From Boas. 1931 July 13
- La Farge, Oliver: To Boas. 1931 Nov. 12
- La Farge, Oliver: To Boas. 1932 Jan. 6
- La Farge, Oliver: To Boas. 1939 May 24
- La Flesche, Francis: From Boas. 1928 June 23
- La Flesche, Francis: From Boas. 1928 May 22
- La Fontain, H.: To Boas. 1912 May 20
- LaFlamme, J.A.K.: From Boas. 1904 Apr. 22
- LaFlamme, J.A.K.: From Boas. 1904 Apr. 26
