1. In memoriam John Wilfrid Linnett

   • Hermann Hartmann

   Legacy 01 June 1976 Pages: I - I

2. The principle of increasing mixing character and some of its consequences

   • Ernst Ruch
   • Alden Mead

   Original Investigations 01 June 1976 Pages: 95 - 117

3. The Hellmann-Feynman theorem applied to long-range forces

   • Toshikatsu Koga
   • Hiroshi Nakatsuji

   Original Investigations 01 June 1976 Pages: 119 - 131

4. FSGO calculations of geometries and electronic structures of “argon-core” third-row hydrides

   • Erach R. Talaty
   • Alan J. Fearey
   • Gary Simons

   Original Investigations 01 June 1976 Pages: 133 - 139

5. A configuration interaction study of phosphine using bonded functions

   • James M. Scott
   • Brian T. Sutcliffe

   Original Investigations 01 June 1976 Pages: 141 - 148

6. The physical nature of the lone pair

   • Robert A. Rouse

   Original Investigations 01 June 1976 Pages: 149 - 156

7. Semi-empirical calculations of π-electron affinities for some conjugated organic molecules

   • John M. Younkin
   • Linda J. Smith
   • Robert N. Compton

   Original Investigations 01 June 1976 Pages: 157 - 176

8. Influence of spin contamination and basis set on electrostatic potential and Hfs coupling constants of organic radicals

   • Pietro Cremaschi
   • Aldo Gamba
   • Massimo Simonetta

   Short Communications 01 June 1976 Pages: 177 - 182

9. Ab initio calculations on octahedral (CH) _x (NH)_6−x

   • Kees van der Meer
   • Jan J. C. Mulder

   Short Communications 01 June 1976 Pages: 183 - 186

10. Book reviews

    • A. Neckel

    BookReview 01 June 1976 Pages: 187 - 188

11. Erratum to: Core-electron contributions to Fe^57m nuclear quadrupole interactions in Hemin

    • Jane C. Chang
    • T. P. Das
    • Dennis Ikenberry

    Erratum 01 June 1976 Pages: 189 - 191