Columbia subject headings:
Fowler, Charles Smith, -1943--Correspondence.
Grabill, Clare Fowler--Correspondence.
Philippines--History--1898-1946.
Sailors--United States--Correspondence.
United States. Navy--Sailors--Biography.
United States. Navy--Sailors--Correspondence.
Harvard subject headings:
Fowler, Charles Smith, 1943--Correspondence.
Grabill, Claire Fowler--Correspondence.
Philippines--History--1898-1946.
Sailors--United States--Correspondence
United States. Navy--Sailors--Biography.
United States. Navy--Sailors--Correspondence.
Princeton subject headings:
Fowler, Charles Smith, -1943--Correspondence.
Grabill, Clare Fowler--Correspondence.
Philippines--Description and travel.
Sailors--United States--Correspondence.
United States. Navy--Warrant officers--Correspondence.