"[The congress was] sponsored by the U.S. National Academy of Science[s]-National Research Council"
Each volume has a distinctive title
Vol. 13 issued as volume 4 of Progress in oceanography (GC1.P7)
Contents:
. -- V.5. Causes of climatic change. -- v.6. Pleistocene extinctions. -- v.7. Quaternary paleoecology. -- v.8. Means of correlation of quaternary successions. -- v.9. Quaternary soils. -- v.10. Arctic and alpine environments. -- v.11. . -- v.12. Loess and related eolian deposits of the world. -- v