Title and statement of responsibility area
Title proper
Agricultural Machinery - Tractors
General material designation
- Graphic material
Parallel title
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Level of description
Item
Reference code
A-5379
Edition area
Edition statement
Edition statement of responsibility
Class of material specific details area
Statement of scale (cartographic)
Statement of projection (cartographic)
Statement of coordinates (cartographic)
Statement of scale (architectural)
Issuing jurisdiction and denomination (philatelic)
Dates of creation area
Date(s)
-
Feb. 1972 (Creation)
Physical description area
Physical description
1 photograph : b&w ; 11.8 x 8.2 cm
1 negative : b&w ; 12.5 x 10.0 cm
Publisher's series area
Title proper of publisher's series
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Archival description area
Name of creator
Custodial history
Scope and content
Master and slave tractors pulling cultivators are being driven in a field. View of tractors from behind; trees in background.
Bio/Historical Note: Master/slave is a model of asymmetric communication or control where one device or process (the "master") controls one or more other devices or processes (the "slaves") and serves as their communication hub.