...concerns a proposed site (Dorchester Bay) for a US Bicentennial celebration in Boston; discusses underlying geology, various kinds of feasible foundation techniques and the implications of Expo construction for the harbor in it's presently polluted condition; includes landfill, dykes, pier platforms, etc. that would be necessary for the water site as well as proposed facilities, noise control issues re Logan Airport, etc.; copies of this item were in the BRA collection...