1 Although any individual may develop a case of pinworms, the infection occurs most frequently in school children between 5 to 10 years of age.  Pinworm infections occur in all socioeconomic groups; however, human-to-human spread is favored by close, crowded living conditions. Spread among family members is common.
Before they start collecting, stamp collectors try to identify the types of stamps. These will help them segregate and sort stamps according to their classification. On its basic concept, there are three main classifications of stamps â special, commemorative, and definitive.
USPS Garden of Love Forever Stamps â 1st class designs! Posted on June 9, 2011 by perfectpostage. In May of 2011, the USPS issued more Forever stamps with a garden flower theme. Youâll find a variety of colors and styles with this pane of 10 different images. Pink hearts, orange flowers, blue bells, butterfly and white doves are among the designs. USPS Flower Postage Forever Stamps.