Percival Leigh, The Comic English Grammar: A New and Facetious Introduction to the English Tongue
“ The Perfect Tense declares a thing to have been done at some time, though an indefinite one, antecedent to the present time. That, however, which the Perfect Tense represents as done, is completely, or, as we say of John Bull, when he is humbugged by the thimble-rig people, regularly done ”
