
Source: What On Earth Is About To Happen… For Heaven’s Sake? (2013), pp. 34-35
Source: The Geological Evidences of the Antiquity of Man (1863), Ch.21, p. 417-418
Source: What On Earth Is About To Happen… For Heaven’s Sake? (2013), pp. 34-35
The Education of Henry Adams (1907)
Source: 1860s, Evidence as to Man's Place in Nature (1863), Ch.2, p. 125
http://www.melaniephillips.com/articles/archives/001442.html
Source: 1860s, Evidence as to Man's Place in Nature (1863), Ch.2, p. 126
2013, Speech: Nomination of Senator Ralph Recto as Senate Pro Tempore
(original Dutch: citaat van Willem Roelofs, in het Nederlands:) Mijn schets [aquarel, in 1861 gemaakt] stelt het Hunnebed voor te Tinaarlo in Drenthe, dat ik voor eenige jaren teekende en nog altijd van plan ben te schilderen [naar zijn aquarel]…
In a letter to Carel Vosmaer, 31 August 1869; as cited in Willem Roelofs 1822-1897 De Adem der natuur, ed. Marjan van Heteren & Robert-Jan te Rijdt; Thoth, Bussum - ISBN13 * 978 90 6868 4322, 2006, p. 156
1860's