, 66.
Oxford Street, 59.
Paige, Rev. Lucius R., 47.
Park Street, 71.
Paul Revere's Ride and the March to Concord, 61.
Pemberton's Factory, 32.
Perkins, Joseph P., 24.
Perkins, Rebecca M., 24.
Perkins, Sarah P., 24.
Perry, James, 48.
Perry, John, 48.
Perry, Jason Bigelow, 48.
Perry, Colonel J. P., 48.
Perry, Lydia, 48.
Perry, Sarah, 43.
Perry, William A., 50.
Pierce, —, 16.
Pierce, Almira L., 17.
Pierce, Augusta L., 18.
Pierce, Jacob, 42.
Pierce, Oliver, 47.
Pitt, William, 53.
Pleasant Street, Boston, 9.
Pollution of the Water Supply, 61.
Pope School, 20.
Port Hudson, 62, 65, 67.
Port Hudson, The Siege of, 64.
Portland, Me., 46.
Powder House Boulevard, 60.
Prescott, Edwin R., 44.
Prescott, Mary M., 44.
Prescott School, 22.
Prospect Hill, 6, 26, 48, 49, 59.
Prospect Hill School, 9, 46, 56.
Prospect Hill Tower, 62.
Prospect Street, 8, 16.
Professors' Row, 34.
Proposed Charles River Dam and the Commerce and Industries of Cambri