Scope and Contents Account of watching waves at the natural arch at Gonnamaol [Gunamul, Miùghlaigh/Mingulay] describing them as 'a glor[ious] sight...the sea churned purely white against the rocks like divine snow on a mount[ain]side'. He observes the plentiful bird-life there 'The birds in thous[ands]nay millions fly hither and thither at times dark[e]ning the very air and along with the dizzy height on which you sit mak making (sic) you still more dizzy till you feel your position anything but safe or...

Scope and Contents Letter to Sir Archibald Geikie from Capt Clarence Edward Dutton telling him that he is undertaking field work in New Mexico. He is concentrating on the plateau country aided by good topographic maps of the region. He tells Geikie that there are landforms and cliffs similar to those in Utah and Arizona with exposures of Triassic, Permain and Cretaceous strata. These are overlain with evidence of volcanic activity, ancient basalt of 50-200 feet depth on the plateau. Young basalt, in vast lava...