Stock photography, photos: SPEED SIGN , 30 MPH , England Stock photos of SPEED SIGN , 30 MPH , England Photograph: © Grant Farquhar Click for a larger image and more information Keywords associated with this stock photo: speed, road, sign, traffic, law, mph, miles, per, hour, thirty, 30, 3, 0, circle, road, england, english, united, kingdom, uk, horizontal, three, zero, WGF