Recommended intermediate-level books for statistical mechanics include Reif from the Berkeley series, Sears and Zemansky, and Schroeder, which is noted for its affordability. For electromagnetism, Griffiths is highly regarded, with Jackson and Cheng also suggested for a deeper understanding. Wangsness is emphasized for its consistent notation and organized presentation in E&M. The discussion highlights the importance of selecting books that provide clear explanations and structured learning. Overall, these titles are considered essential for mastering intermediate concepts in statistical mechanics and electromagnetism.