Relevant chapters in the textbook "An Introduction to Thermal Physics" by Schroeder.

Chapters
1.1 - 1.6
2.1 - 2.4, 2.6
3.1 - 3.6
4.1 - 4.3
5.1 - 5.3
6.1 - 6.7
7.1 - 7.5

The lectures are, to a large extent, based on the above chapters.

Note that the topics discussed on the exercises are also to be considered as relevant for this course (even if not discussed by Schroeder).