Wishes to publish CD’s explanation of positions of stones in certain gravelly drifts in a forthcoming book [Prehistoric Europe (1881)].

Gives permission to use letter [10676].

Thanks for permission to use CD’s letter.

Thanks JG for his magnificent book [Prehistoric Europe].

Comments on Prehistoric Europe.

Asks JG’s opinion of Daniel Mackintosh’s paper ["Results of a systematic survey of erratic blocks", Q. J. Geol. Soc. Lond. 35 (1879): 425–53].

Comments on loess.

Feels uneasy about streams of stone of Falkland Islands.

Discusses Prehistoric Europe; establishing the existence of interglacial periods; iceberg vs glacier transport of erratic boulders.

Thanks for Earthworms.

Terraces on the Cheviot Hills.

Seeks a testimonial for the Chair of Geology at Edinburgh.

Testimonial letter stating his belief in JG’s suitability for the Chair of Geology at Edinburgh.

Thanks CD for his support.