train & furnished with powerful lever brakes. 8 or 9 yoke of oxen attached to each set of waggons. Stretch out to enormous length & all hitched to a strong iron chain. Only leading oxen & wheelers require to be broken cattle, the rank & file filled up with young animals.

Started W. with Boswell at 12.20 & reached the place where the teams had made their noon halt before 2. Lunched & came on 13º miles making 21º miles for the dayís march. Boswell finding 21 head of stray oxen going west turned back with them to depÙt & has evidently stayed there all night.

Geol. About 6. m. W. of Butte exposures of sandstones belonging to lower portion of Lig. Tert. with gentle dip Westward. They overlie the Upper Cretaceous Sandstones seen near the W. Butte Astronomical Station 8. m. W of Butte the same sandstones reappear with a gentle Easterly dip. 15. m. W. of Butte the valley of Milk R. seen a few miles to the N. Shows dark looking banks probably drift.

16. m. Hills about 2. m. South composed of drift underlain by sandstone rock probably belonging to Tertiary.
Nature of Country. Many coulÈs on road. Country covered with dire but short growth of grass, not now very green but nutritious. Has none of bad character of land over sombre clays, but may be too dry for cultivation.

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