Columbia subject headings:
Authors, Swiss--Italy--20th century--Biography.
Authors, Swiss--Italy--Correspondence.
Federer, Heinrich, 1866-1928--Homes and haunts--Italy.
Federer, Heinrich, 1866-1928--Homes and haunts--Switzerland--Ticino.
Federer, Heinrich, 1866-1928--Travel--Italy.
Italy--Description and travel.
Italy--In literature.
Journalists--Italy--Biography.
Journalists--Switzerland--Correspondence.
Harvard subject headings:
Authors, Swiss--20th century--Italy--Biography.
Authors, Swiss--Italy--Correspondence.
Federer, Heinrich, 1866-1928--Homes and haunts--Italy.
Federer, Heinrich, 1866-1928--Homes and haunts--Switzerland--Ticino.
Federer, Heinrich, 1866-1928--Travel--Italy.
Italy--Description and travel.
Italy--In literature.
Journalists--Italy--Biography
Journalists--Switzerland--Correspondence.
Princeton subject headings:
Authors, Swiss--Italy--20th century--Biography.
Authors, Swiss--Italy--Correspondence.
Federer, Heinrich, 1866-1928--Homes and haunts--Italy.
Federer, Heinrich, 1866-1928--Homes and haunts--Switzerland--Ticino.
Federer, Heinrich, 1866-1928--Travel--Italy.
Fiction.
Italy--Description and travel.
Italy--In literature.
Journalists--Italy--Biography.
Journalists--Switzerland--Correspondence.