Swimming : an introduction to swimming, diving, and SCUBA diving for blind and physically handicapped individuals.

Mode of access: Internet.

The turbidity of public swimming pool waters /

Based on the authors' thesis, University of Illinois, Urbana.

Water flow about a swimming fish /

Mode of access: Internet.

The essentials of swimming pool sanitation,

Mode of access: Internet.

Air concentrations of PCBs and metals at Crab Orchard National Wildlife Refuge /

"May 1995"--Cover.

Ecotoxicological evaluation of area 9 landfill at Crab Orchard National Wildlife Refuge : biological impact and residues /

"HWRIC RR-062."

Levels of PCBs and trace metals in Crab Orchard Lake sediment, benthos, zooplankton and fish /

"HWRIC Project number HWR 87027."

Minimum sanitary requirements for the design and operation of swimming pools and bathing beaches : prescribed under the Swimming Pool and Bathing Beach Act, Chapter 111 1/2, Paragraphs 1201-1227 inclusive.

Mode of access: Internet.

Minimum sanitary requirements for the design and operation of swimming pools and bathing beaches, 1984.

Cover title.

Swimming pool operation : [revised January 16, 1961].

Bibliography: p. 63.

[Upper Crab Orchard Creek Watershed] : [watershed plan - environmental impact statement, Williamson County, Illinois.]

Includes statistical tables.

An elementary course of gymnastic exercises; intended to develop and improve the physical powers of man; with the report made to the medical faculty of Paris on the subject; and a new and complete treatise on the art of swimming.

Mode of access: Internet.

Swimming /

Bibliography; p.419-425.

Swimming pool operation and maintenance.

Cover title.