Update of Individual Sections

Modern Cosmological Observations and Problems

Chapter 2 Section 2.3.4 The Distance to M31:

Chapter 3 Section 3.5.2

Chapter 4 Section 4.2.2

Chapter 5 Section 5.4.1

Chapter 6 Section 6.1.3

Section 6.1.5

Section 6.2.2

Chapter 7 Section 7.3