The grommets are spaced just the way they are on Norah Waugh's pattern, staggered. The stays will be laced with one lace zig zagging back and forth. Spiral lacing. If you want to learn more about spiral lacing check out Jen Thompson's article "The Zen of Spiral Lacing." She covers it all.
Don't look too closely at my grommets, these are the worst setting job I've ever done. I set them the same way I always have so I'm not sure what my problem was, but the inside is really ragged on a lot (OK most) of them. Brother. But once a grommet is in it doesn't come out. There's no looking back with grommets.