tic, round the wharves, in the wake of steamboats, which leave a swell after them delightful to rock upon; I linger under the bridges,—those "caterpillar bridges," as my brother professor so happily called them; rub against the black sides of old wood-schooners; cool down under the overhanging stern of some tall Indiaman; stretch across to the Navy-Yard, where the sentinel warns me off from the Ohio,—just as if I should hurt her by lying in her shadow; then strike out into the harbor, where the water gets clear and the air smells of the ocean,—till all at once I remember, that, if a west wind blows up of a sudden, I shall drift along past the islands, out of sight of the dear old State-house,—plate, tumbler, knife and fork all waiting at home, but no chair drawn up at the table,—all the dear people waiting, waiting, waiting, while the boat is sliding, sliding, sliding into the great desert, where there is no tree and no fountain. As I don't want my wreck to be washed up on one of the beaches in company with devil's-aprons, bladder-weeds, dead horse-shoes, and bleached crab-shells, I turn about and flap my long, narrow wings for home. When the tide is running out swiftly, I have a splendid fight to get through the bridges, but always make it a rule to beat,—though I have been jammed up into pretty tight places at times, and was caught once between a vessel swinging round and the pier, until our bones (the boat's, that is) cracked as if we had
