Boeing Boeing HSC 053.jpg The CrucibleThumbnailsBoeing Boeing HSC 446The CrucibleThumbnailsBoeing Boeing HSC 446The CrucibleThumbnailsBoeing Boeing HSC 446The CrucibleThumbnailsBoeing Boeing HSC 446

Vince Nappo and Kelly D. Felthous. Photo by T. Charles Erickson.