Certificate from Emerald Express Passenger Service commemorating the first month of service. There is an emerald attached measuring 1/4 x 3/16 inches, and just above it 'Mehdi-Gem, Inc., hereby certifies that the affixed genuine emerald weighs at least one carat'. The certificate is in a gold colored frame measuring 10-7/16 x 8-5/16 inches. It is signed by Isaac Mehdi-Tash, President of Emerald Transportation System and by Rose Kirby, Gemologist, Mehdi-Gem Laboratory.