These form the base books.
Btw I've noticed from 1750-1850 and then up to World War 1, and after that up to1 930 were the best books on research n whtever subject. Scholars were eager to research, not like nowadays...
The thirteen volumes of this magnificent series were issued under the editorship of Louis H. Gray, J. A. MacCulloch, and G. F. Moore between 1916 and 1932. Some of the treatments have not been surpassed.
Vols. 2, 4-5, 7-8, 13 are edited by J.A. Macculloch and G.F. Moore, and have imprint: Boston, Archaeological Institute of America, Marshall Jones Company
Bibliography at end of each volume
I. Greek and Roman, by W.S. Fox. 1916.--
https://archive.org/details/mythologyofallra11gray_0/page/n9II. Eddic, by J.A. Macculloch. 1930.-- Nordic
https://archive.org/details/mythologyofallra21gray/page/n11III. Celtic, by J.A. Macculloch; Slavic by Jan Ma?chal. 1918.--
https://archive.org/details/mythologyofallra31gray/page/n9https://archive.org/details/mythologyofallra31gray/page/214IV. Finno-Ugric, Siberian, by Uno Holmberg. 1927.--
https://archive.org/details/mythologyofallra41gray/page/n11 https://archive.org/details/mythologyofallra41gray/page/296V. Semitic, by S.H. Langdon. 1931.--
https://archive.org/details/mythologyofallra51gray/page/n5VI. Indian, by A.B. Keith; Iranian, by A.J. Carnvy. 1917.--
https://archive.org/details/mythologyofallra06gray/page/n12https://archive.org/details/mythologyofallra06gray/page/n250VII. Armenian, by M.H. Ananikian; African, by Alice Werner. 1925.--
https://archive.org/details/mythologyofallra71gray/page/n10https://archive.org/details/mythologyofallra71gray/page/101VIII. Chinese, by J.C. Ferguson; Japanese, by Masaharu Anesaki. 1928.--
https://archive.org/details/mythologyofallra08gray/page/n14IX. Oceanic, by R.B. Dixon. 1916.--
https://archive.org/details/mythologyofal09gray/page/n14X. North American, by H.B. Alexander. 1916.--
https://archive.org/details/mythologyofallra10gray/page/n8XI. Latin-American, by H.B. Alexander. 1920.--
https://archive.org/details/mythologyofallra111gray/page/n10XII. Egyptian, by W.M. Mu?ller; Indo-Chinese, by J.G. Scott. 1918.--
https://archive.org/details/mythologyofallra12gray/page/n22https://archive.org/details/mythologyofallra12gray/page/246XIII. Complete index to volumes I-XII. 1932
https://archive.org/details/mythologyofallra131gray/page/n8