O.P. Pym, the colossal Pym, that vast and rolling figure, who never knew what he was to write about until he dipped grandly, an author in such demand that on the foggy evening which starts our story his publishers have had his boots removed lest he slip thoughtlessly round the corner before his work is done, as was the great man's way—shall we begin with him, or with Tommy, who has just arrived in...