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|Document Type:||Visual material|
|All Authors / Contributors:||
John Ketcham; Matt Dibble; Roald Hoffmann; Donald Showalter; Fran Dorn; University of Maryland at College Park.; Educational Film Center (Annandale, Va.)
|Notes:||Closed captioned for the hearing impaired.
Recorded off-satellite February 1990 by Buffalo State College through taping license from PBS Adult Learning Satellite Service.
|Credits:||Editor, Matt Dibble.|
|Performer(s):||Host, Roald Hoffmann ; demonstrator, Donald Showalter ; narrator, Fran Dorn.|
|Description:||1 videocassette (29 min.) : sd., col. ; 1/2 in.|
|Series Title:||World of chemistry, 8.|
|Responsibility:||a production of University of Maryland and Educational Film Center ; producer/director/writer/, John Ketcham.|