code: public Committees searchByStateChamber(String state, String chamber) throws OpenStatesException {
  		return api.query(
  			new MethodMap("committees"), 
  			new ArgMap("state", state, "chamber", chamber), 
  			Committees.class
  		);
  	}
docs: Committee Search
  This method allows searching by state and chamber.
  Committee objects returned by this method do not include the list of members by default.
  
  @param state
  @param chamber
  @return {@link Committees}