7,246 research outputs found
Jig protects transistors from heat while tinning leads
In tinning transistor leads, an aluminum jig is used to dip the leads into the molten tin. The jigs mass shunts excess heat given off by the molten tin before it reaches and damages the transistor body
Qualitative Evaluation Concepts and Cases in Curriculum Criticism / Willis, G., ed., McCutchan, Berkely, 1978
In the introduction to the book Qualitative Evaluation the editor, George Willis, provides a careful analysis of the nature, potential and limitations of qualitative evaluation. The format of the book is such that the initial readings elaborate on aspects of his analysis. Then follows the case studies which chronicle a large variety of educational situations, the reports of which further elucidate one\u27s understanding of qualitative techniques. The final chapters of the book are designed to synthesize the facets of qualitative evaluation presented in the case studies and to give some perspective to the functions of criticism in the field of study we know as curriculum . It is the intention of the writer of this review to record some impressions, reactions and thoughts stimulated by a reading of Qualitative Evaluation
History Boscawen-Webster : fifty years 1883-1933.
Running title: History of Boscawen and Webster
The Synthesis and Reactions of Isatoic p-linear bis Anhydride
This 41 page thesis examines methods of synthesizing isatoic anhydrides
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