51.   Everyone in earshot stood and put their hard hats over their hearts, while a chaplain blessed the bag.

52.   Fans marked the event by wearing hard hats, some brought from home and some purchased outside the building.

53.   Fifth-graders and men in hard hats get weak in the knees and queasy in the stomach when they see him.

54.   Ferrer was talking about hard hats and shovels, the trophies every elected official is given at groundbreaking ceremonies.

55.   For instance, I could hang around a building construction site and watch people in hard hats sling mortar and smash hammers into things.

56.   Four scientists wearing coveralls and hard hats shuffle warily into a steel cage the size of a closet, cramming themselves against a dozen miners.

57.   Fumio Takahashi, for one, is beaming heartily under his hard hat.

58.   Fuqua said that the ultimate authorities on the bonfire site are the senior red pots, so named because of the red hard hats they wear.

59.   From manufacturers of paper napkins to hard hats, companies supplying the oil industry are seeing their sales surge.

60.   From the precipice of the pit, these workers look at first like all the rest, swarming over the scarred land in hard hats, day and night.