51.  A defining characteristic of the Bund was its acceptance of debate and dissent.

52.  A delightfully frank account of its development shows some of the less scientific problems of discovery.

53.  A different conception of collective bargaining in terms both of its character and role is applicable in socialist countries with centrally-planned economies.

54.  A discovery of Anglo-Catholicism and its devotional power, originally through its fanatical critics, and then fostered by wise friends.

55.  A dog uses urine to mark its territory.

56.  A dog wags its tail in order to show friendliness and pleasure.

57.  A dog was pulling garbage out of a trash can which was lying on its side in the street.

58.  A dolphin drew alongside, and by counter-opposing its flippers, barrel-rolled right in front of his mask.

59.  A dominant characteristic of the location-factor school is its focus on the particular features of areas in order to explain their relative fortunes.

60.  A draft urged governments to tax up the price of tobacco to discourage its use.