The 4-H Leathercraft project will help members:
- Learn about the history, selection, care and value of leather.
- Develop physical coordination and muscular dexterity.
- Develop skill and creative talents.
- Make useful and attractive articles of leather.
- Learn to work cooperatively with others.
- Learn a constructive...
Published December 1971. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Reprinted January 1993. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
A double-beam photometer was designed and built employing photon counting to give a direct digital readout. It was evaluated as an analytical instrument with special emphasis on pulse recovery time, pulse interaction and instrument settings. An equation is developed to explain pulse interaction in event counting systems.