The Maharashtra Governor Bhagat Singh Koshyari released a digital e-book titled Dawn Under The Dome. The digital book depicts the history of the Mumbai General Post Office building. It has been authored by Post Master General of Mumbai Swati Pandey in collaboration with Orchida Mukherjee.
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The book says that three types of Indian stones were used in the construction of the building: the grey basalt with buff trachyte and the Yellowstone from Mumbai’s Kurla and Malad respectively and the white stone from Dharandhra.