Persons claiming eligibility for disabled veterans preference must submit to the employment office, on or before the application deadline date, a certification from the United States Veterans Administration or a military service department, dated within 1 year, which certifies the present existence of a service related disability of 10% or more, or other acceptable proof of such disability as a result of his/her military service. Various types of reproduction equipment and processes including offset printing, digital copying, imaging photocopy, composing and bindery functions; papers, films, inks, chemical and other materials used in reproduction work.