Vintage Trinity Cement SSP Sign attache This safety sign warns of

This safety sign warns of the dangers of using bad lighting and it's effects on a child's eyes

Parallel lines and a geometric fin adorn each of them

Sturgis Drug: Sturgis

can be found in old issues of Popular Mechanics in the classified section

Vintage Trinity Cement SSP Sign attache This safety sign warns ofc. 1930s; Trinity General Portland Cement Co. Dallas Ft. Worth Houston, TX Vintage single sided porcelain advertisement for Trinity Cement. While Portland Cement Co. still appears to be in business, the once thriving Texas Trinity Division has ceased production. Despite not being in business currently, it was once a bustling operation that employed many migrant workers. Due to this, the company provided housing and other accommodations for their