The images and accompanying information are published: Conkin, J. E. and Conkin, B. M., 1964: Mississippian Foraminifera of the United States Part 1: The Northview Formation of Missouri in Micropaleontology Vol. 10, No. 1 (Jan., 1964), pp. 19-47.
We thank
Micropaleontology Press for giving the permission to use the images and accompanying information. Read more in the above mentioned article as a subscriber of the journal
Micropaleontology or ask your local library to subsribe to
Micropaleontology.