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Texas Speleological Association
United States, Regional Speleology, Technical Speleology
Contents: The survey book: points to consider when choosing a book for survey notes / Roger Bartholomew -- About bats: a treatise on some fo the things about bats, such as mites and ammonia / Wayne Russell -- Trip reports: more tales of adventure and woe by those who went and did / Pilgrims -- Sotano de las Golondrinas: 10th anniversary - a look at the past / UTG news. Open Access - Permission by Publisher Vol. 22, no. 04 (1977) See Extended description for more information.
Regional Speleology; Technical Speleology
Texas Speleological Association, "The Texas Caver" (1977). The Texas Caver . 187.