Automated In Situ Water Quality Sensor Workshop, February 14-16, 1978 : [proceedings] /

Mode of access: Internet.

Handbook of sensor technical characteristics /

Subject category 35.

Space vehicle gyroscope sensor applications.

Cover title.

Guide for fabricating and installing shallow ground water observation wells /

"January 2001."

Catalog of observation times of ground-based Skylab-coordinated solar observing programs /

Mode of access: Internet.

A naturalist in Madagascar: a record of observation, experiences, and impressions made during a period of over fifty years' intimate association with the natives and study of the animal & vegetable life of the island,

Mode of access: Internet.

On-board vehicle sensor technology /

Mode of access: Internet.

The ways of the South Sea savage; a record of travel & observation amongst the savages of the Solomon Islands & primitive coast & mountain peoples of New Guinea,

Mode of access: Internet.