11.   The chalk lines have been rubbed away by sneakers or blurred by the wind like fading contrails.

12.   The squaring and shaping of each course, even snapping the chalk line, are acts of fundamental homesteading.

13.   The traditional sumitsubo, the Japanese version of the chalk line, may be the most beautiful woodworking tool in the world.

14.   Then snap chalk lines to indicate the position of the field panels.

15.   There are no chalk lines drawn onto the intramural field.

16.   Using a chalk line, mark the subfloor with a horizontal line through the center of the project area.

17.   When you have located the joists, snap chalk lines across the ceiling to mark their position.