Abnormal posturing is different from bad posture or slouching.. Instead, it involves holding a body position, or moving one or more parts of the body in a certain way. Abnormal posturing may be a sign of certain injuries to the brain or spinal cord.
Follow @TIME. 1963 was a momentous year in America: President John F. Kennedy was assassinated, Martin Luther King Jr. delivered his âI Have a Dreamâ speech at the March on Washington and, somewhat less heralded by all but the most fervent postal historians, the ZIP code was introduced.
Mr. Zip - A cartoon character, created by Harold Wilcox of the Cunningham and Walsh advertising company, used by USPS in the 1960s and '70s to promote the ZIP Code system. Secret - The President and his family have their own, private ZIP Code that is not publicly known. 1  History of Post Office Technology. 2  Two Letter US State and Possession Postal Service Abbreviations. 3  Free Downloadable ZIP Codes Database for Microsoft Access. 4  Mail Delivery Could be Even Slower Than USPS Admits, GAO Finds.