Sinclair Mfg. Co. Toledo, Ohio
Owens-Illinois Glass Company

Brown amber textured glass bottle
Looks to be a quart size bottle
No cracks or chips

Raised in Glass:
Around Top: Sinclair Mfg. Co. Toledo, Ohio

Bottom: 6 (Owens Illinois logo) 61
beneath this the number

This old bottle is a barn find. I have not tried to clean it in any way as some people prefer them in "as found" condition

Item Size:   3-1/2R x 10H
Age:   Vintage - 1961