Scope and Contents Letter to Sir Archibald Geikie from Capt Clarence Edward Dutton, thanking him for his articles on weathering and postulating that the Grand Canyon was formed in this manner, and that he is preparing a section concerning this for Geikie's manual. He recommends William Henry Holmes' topographical drawings of the Grand Canyon and reports that photolithographs are being prepared. He gives details of the depths of the individual geological stratifications which can be observed at the Grand...

Scope and Contents Letter to Sir Archibald Geikie from Capt Clarence Edward Dutton enclosing copies of topographical drawings of the Grand Canyon by William Henry Holmes. He pontificates over what text he will eventually send to accompany the drawings and asserts that the Grand Canyon was formed during the Pliocene and the Quaternary geological periods rather than by erosion during the Tertiary period. He promises to forward copies of Holmes' drawings of the Kaibab region shortly. He reports that John W Powell...

Scope and Contents Letter to Sir Archibald Geikie from Capt Clarence Edward Dutton apologising that he has only been able to send final proofs of his atlas sheets for Tertiary History of the Grand Canyon District, ( 1882) at the current time. He apologises for being unable to review Geikie's forthcoing books due to his forthcoming field work in the Sandwich Islands (now Hawaii) and pontificates that Grove Karl Gilbert will do a better job in the long run. He reports that Gilbert and...

Scope and Contents Letter to Sir Archibald Geikie from Capt Clarence Edward Dutton discussing his field trip to the Sandwich Islands (now Hawaii). He reports on the large scale of the ultra basic basalt lava flows of the Mauna Loa eruption and the lack of cinder cones. He reports on the ferruginous nature of the lavas and their high olivine content along with observed layers of hematite and magnetite. He describes the volcano's impressive topography and its inability to support running water. He...

Scope and Contents Letter to Sir John Scott Keltie from Capt Clarence Edward Dutton apologising that the advance atlas sheets for Tertiary History of the Grand Canyon District, ( 1882) have not been sent to him due to a hold up at the printer's. He reports that he will shortly leave for the Sandwich Islands (now Hawaii) but will leave instructions for them to be sent on. This may not be for another 2 weeks due to the scale of the print job. He tells Keltie that he hopes Sir Archibald...