|Class Numbers & Titles | Class Numbers Only | USPC Index | International | HELP|
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|Class 278||LAND VEHICLES: ANIMAL DRAFT APPLIANCES|
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|3||Horse longitudinally aligned|
|9||With pole or poles|
|24||Traces from singletree|
|29||Thills or poles from vehicle|
|31||Doubletree from pole|
|32||Singletree from thill or evener|
|33||POLES AND THILLS|
|38||The pole body|
|43||Axle hounds attached|
|60||Removable transverse pin or bolt|
|66||Opposed lug engaging or carrying jaws|
|80||Ball and socket|
|96||Link or clevis|
|99||To pole or thills|
|102||Trace and whiffletree connections|
|105||Trace-eye-engaging head or end|
|109||Pivoted button or lug retainers|
|118||TRACE AND THILL OR POLE CONNECTIONS|
|FOREIGN ART COLLECTIONS|
|FOR000||CLASS-RELATED FOREIGN DOCUMENTS|
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