Stamp Of Approval JNL Font Family was designed by Jeff Levine and published by Jeff Levine. Stamp Of Approval JNL contains 1 styles and family package options. Back in the 20th Century B.C. (Before Computers) there was what was known as a “paper” office. Workers used typewriters, correction fluid and a drawer full of rubber stamps. Jeff Levine has taken twenty-six of the common phrases found on those old office stamps and created Stamp of Approval JNL. Use these images as they are, or run them through a filter for a worn or inked-up effect.