April 21 



Award: A first-place award was given to the Office of Horticulture for its 

 display in the Maryland Orchid Society Show. 



April 21-24 



Workshop: Forty noted soil science authorities gathered at the Smithsonian 

 Environmental Research Center to evaluate the present status of the applications 

 of soil science to environmental research and to write a position paper on future 

 needs . 



April 23-27 



Conference: The National Zoo acted as host for the "Smithsonian Interbureau 

 Conference on Tropical Biology," focusing on areas where cooperative efforts 

 could be effectively applied. Formal presentations by Tropical Research Center, 

 Museum of Natural History and National Zoo staff were followed by workshop 

 sessions at the Conservation and Research Center in Front Royal, Va. 



April 24-28 



Workshop: A Kellogg Project workshop on "Conservation Through the Looking 

 Glass," i.e., carrying out conservation work in the exhibition galleries where 

 it can be interpreted for the public, was held at the Fine Arts Museums of San 

 Francisco . 



April 26 



Exhibition: Designers of the Jet Age, devoted to the careers and contributions 

 of two renowned aircraft designers, Ed Heinemann and Clarence "Kelly" Johnson, 

 opened at the Air and Space Museum. 



April 26 



Exhibition: The Glazed Ceramic Tradition of Seto and Mino Wares. Recent 

 research in these neighboring pottery districts generated this Freer exhibition 

 examining the development of glazed ceramics during Japan' s medieval period 

 (13th-16th centuries) . 



April 26-28 



Special Event: One hundred craftspeople from 28 states and the District of 

 Columbia participated in the third annual Washington Craft Show, a fundraising 

 activity sponsored by the Women's Committee of the Smithsonian Associates. 



April 27-28 



Special Event: The Air and Space Museum's forth annual Paul E. Garber Facility 

 Open House attracted more than 8,000 visitors. 



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