Fourier-Transform Non-linear Spectroscopies; Near-Infrared Laser-Optothermal Techniques; Direct Absorption in Supersonic Free-Jets; High Resolution Optical Spectroscopy in the Ultraviolet; Generation of Coherent Vacuum Ultraviolet Radiation: Applications to High-Resolution Photoionization and Photoelectron Spectroscopy; Time-Resolved Resonance Raman in the Visible and Ultraviolet: Techniques and Applications; Local Order and Ultrafast Dynamics in Liquids: Transient Grating Optical Kerr Effect Experiments; Electric Field Effects in Molecular Systems Studied via Persistent Hole Burning; Excited Electronic State Properties from Ground-State Resonance Raman Intensities; Ultrafast Vibrational Spectroscopy: Methods, Theory and Applications.