Columbia subject headings:
Bicycle touring--England.
Bicycle touring--Italy.
England--Description and travel.
Italy--Description and travel.
Pennell, Elizabeth Robins, 1855-1936--Travel--England.
Pennell, Elizabeth Robins, 1855-1936--Travel--Italy.
Pennell, Joseph, 1857-1926--Travel--England.
Pennell, Joseph, 1857-1926--Travel--Italy.
Harvard subject headings:
Bicycle touring--England.
Bicycle touring--Italy.
England--Description and travel.
Italy--Description and travel.
Pennell, Elizabeth Robins, 1855-1936--Travel--England.
Pennell, Elizabeth Robins, 1855-1936--Travel--Italy.
Pennell, Joseph, 1857-1926--Travel--England.
Pennell, Joseph, 1857-1926--Travel--Italy.
Princeton subject headings:
Bicycle touring--England.
Bicycle touring--Italy.
England--Description and travel.
Italy--Description and travel.
Pennell, Elizabeth Robins, 1855-1936--Travel--England.
Pennell, Elizabeth Robins, 1855-1936--Travel--Italy.
Pennell, Joseph, 1857-1926--Travel--England.
Pennell, Joseph, 1857-1926--Travel--Italy.