Vintage Aluminum Dome Pipeline Corp. Warning Sign tempered glass The advertising reads 'Ravenna Livestock

The advertising reads 'Ravenna Livestock Commission Co

The leather is cracked in various places

This piece in unmarked

indicating that this sign is from 1920 or earlier before the switch from three to four digit phone numbers

Vintage Aluminum Dome Pipeline Corp. Warning Sign tempered glass The advertising reads 'Ravenna LivestockVintage aluminum litho caution sign for a natural gas pipeline owned by Dome NGL Pipeline Corp, a BP owned Canadian petroleum company who operates in Alberta. This piece was used to caution anyone doing mining or construction near the line. This item exhibits some rusting and scratches, which is to be expected given the outdoor environment in which it was likely used. 11. 75" dia Please refer to photos regarding condition. MM C 4303 040124 For