noon. April 17. Temperature at 7:00 A.M. 82. Fine, calm until noon when pouring rain with high wind and waves and sudden fall of temperature to 78. In the morning the sky was decked with rainbows. April 18. Temperature 7:00 A.M. 78 ½. Rain with light winds and smooth sea. Slowed down at 4:00 this morning for an hour or more at entrance to Sulu Strait or passage. Beautiful shores all through the Sulu Archipelago. Cocoa palms on the level grounds most everywhere; on immediate coast round headed trees. Some of them nobly massive, back of these and extending up the hills and on the higher ridges, somewhat pointed trees. Araucarias and Agathis (?). The mountains on mainland Mandano, quite high and finely modeled, ridge beyond ridge in beautiful lines, somewhat hacked on edges. Many volcanoes to westward. Straight narrow a mile or two, charming scenery. Never saw finer forests of same extent as seen in general views. 9:00 P.M. 81 and much sheet lightning. Temperature noon 82. P.M. showery.
Original journal dimensions: 9 x 15.5 cm.
Holt-Atherton Special Collections, University of the Pacific Library
John Muir, journals, drawings, writings, travel, journaling, naturalist