Earle D. Aikin, 76, a cartograher who worked as a civilian for the U.S. Army Topographic Command, died July 7 of caner at Manor Care in Hyattsville.

A linguist, Mr. Aikin worked on maps used by the Allied Forces in the North African invasion and after the war headed a project to develop a linguistic map of the world until funding was withdrawn. During his 28-years with the Map Service, Mr. Aikin received several award for his work.

Born in Aurora, N.Y., Mr. Aikin earned bachelor's and master's degrees in romance languages from Syracuse University. He was a member of the facuttly there until coming to Washington in 1942.

During his first years in Washington, Mr. Aikin was active in several interracial groups that were working to end segregation. He was also an active member of All Souls Unitarian Church where he served on the music committee and donated a Sperrhake harpsicord to the church.

Since retiring in 1971, Mr. Aikin spent much of his time accumulating one of the largest private collections of materials pertaining to the pipe organ. The collection included more than 15,000 specifications of instruments.

Mr. Aikin left no immediate survivors.

Expressions of sympathy may be made in the form of contributions to the All Souls Unitarian Church Concert Fund.

Mrs. Kay Newell, 31, said she jumped because her children dared hertto. Her reaction afterward: "Yuck . . ."