✔︎ Secure Shopping

Contributions, Winter 1970, 9.1

In this issue:

  • Boys (geologists) be careful of probable tertiary landslide in western washakie basin, wyoming
  • An unusual burrow of a tertiary vertebrate
  • The petrology and chemistry of the Karmutsen group volcanic rocks
  • An eocene puffbird from wyoming
  • Interpretation of gravity anomalies in Precambrian rocks of the central Laramie mountains, Wyoming
  • Geology and geophysics of syenites associated with Laramie anorthosite, Wyoming
  • The late Miocene Trail Creek mammalian fauna