Middle Eocene of Houston Co., Texas Field Trip Guide by R.P. Zingula and E.H. Rainwater Publication date: 1961 ISBN: 1000000GCS207 Series: GCSSEPM Subjects: Texas Eocene Field trip guide book $10.00 Format* USB Details Contributors Field trip guide book for trip held - May 13, 1961 Pages: 45 Publisher: SEPM R.P. Zingula and E.H. Rainwater