Tahbaz and Ertter with other botanists of the College of Agriculture (Karadj) in the Karaj Herbarium

Ertter and Tahbaz with Mrs. Marzieh Mahdavian (Tahbaz's former Assistant) with other female students at the Botanical Garden in Karadj

The more than 40,000 specimens in the Karaj Herbarium are stored in steel cases