Based on the clue 'contrariwise continued he if it was so it might be', what is the answer?

What is referred to by 'contra'? Based on the clue 'contraction in the title of marquis popular book o...', what is the answer? Based on the clue 'contractors can have a mechanics type of this plac...', what is the answer? Based on the clue 'contrapuntal is the adjectival form of this the co...', what is the answer? Based on the clue 'contrary to its name this signature cowboy accesso...', what is the answer? What is associated with: contrary to its name this yellow mustard brand introduced in 1904 is american? Based on the clue 'contrary to its roving name this type of cab isnt ...', what is the answer? Based on the clue 'contrary to legend a rose of this color may not ha...', what is the answer?