61.   Experts attribute the steady rise in American work hours to numerous things.

62.   Few golf courses in the world change from day to day, or even hour to hour, like the Old Course at St. Andrews.

63.   First he dedicated hundreds of hours to community service, then, dictionary in hand, he haltingly navigated the pages of two Spanish-language novels.

64.   For a while, he sold little portraits in the backwaters of France, each of which he said took a couple of hours to dash off.

65.   For it to be fully effective, drive around for a few hours to different pet stores.

66.   Give the wine an hour to air, and possibilities begin to reveal themselves.

67.   Give them an hour to dry well.

68.   From hour to hour, they seemed unsure how to proceed.

69.   Half an hour to the east is Pisgah National Forest.

70.   Half an hour to an hour.