Original sentence: Gall's: Public Safety Equipment and Apparel  Galls is one of the larger United States retailers of many of the items mentioned on this page (and on many other pages describing emergency services).John Dorgan's site; has a diverse collection of early warning lights and sirens and includes lots of good, clear photos.This link is included here because their website includes clear photographs and descriptions of much of this equipment.This link should in no way be construed as an endorsement of the Galls company
Edited sentence: Gall's: Public Safety Equipment and Apparel- leader in the industry for vehicle equipment.John Dorgan's site, has a diverse collection of early warning lights and sirens