Rasmussen, Seth C.
How glass changed the world : the history and chemistry of glass from antiquity to the 13th century
Springer, 2012
 eBooks
Cairns, John C.
The nineteenth century 1815-1914
Free Press, 1965
 Buku Teks
British authors of the nineteenth century
edited by Stanley J. Kunitz, Howard Haycraft
Wilson, 1936
 Buku Referensi
Hearder, H.
Europe in the nineteenth century
 Buku Teks
Gooch, G.P.
History and historians in the nineteenth century
Beacon Press, 1968
 Buku Teks