Pacific Ocean [4 references]

“Pacificus” essays [6 references]

Packenham, Edward Michael [1 reference + 1 subentry]

Page County, Va. [1 reference]

Page, Mann [1 reference]

Palladio, Andrea [3 references + 1 subentry]

Panic of 1819 [9 references]

Panther Creek, Ky. [1 reference]

Papers Relative to Codification and Public Instruction [2 references]

Paradise Lost [1 reference]

Paridius [1 reference]

Paris, France [10 references + 2 subentries]

Parker, John W. [3 references]

Parkes, Samuel [1 reference]

Parliament [1 reference + 10 subentries]

Parris, Albion Keith [1 reference + 1 subentry]

Paterson, N.J. [1 reference]

Paterson, William [1 reference + 2 subentries]

Patterson, Robert [1 reference]

Patterson, William [1 reference]

Patton, James [1 subentry]

Patton, Robert [2 subentries]

Paul (Madison slave) [2 references]

Paulding, James Kirke [3 references + 3 subentries]

Paulding, John [1 reference]

Paxton, William [1 reference]

Payne, John Coles [4 references + 2 subentries]

Peake, Humphrey [2 references]

Pendleton, Philip C. [3 references]

Peninsular War [2 references]

Pennsylvania [3 references + 15 subentries]

Pennsylvania, University of [5 references + 1 subentry]

Pennsylvania Agricultural Society [1 subentry]

Pennsylvania Gazette (Philadelphia) [3 references]

Pennsylvania Horticultural Society [1 reference]

Pennsylvania Society for the Encouragement of Manufactures [1 reference]

Pensacola, W.Fla. [2 references]

Perdido River [1 reference]

Peregoy, Moses [1 reference]

Pericles [1 reference]

Pernambuco, Brazil [1 reference + 1 subentry]

Perron, Charles Marie Raphael Valérie de [2 references + 2 subentries]

Perron, countess de [1 reference]

Perry, Frances T. (Mrs. John M.) [1 reference]

Perry, John M. [4 references]

Peru (Mass.) [1 reference]

Peru [4 references]

Peters, Richard [4 references + 4 subentries]

Petersburg, Va. [1 reference]

Petersburg Intelligencer [1 reference]

Pétion, Alexandre Sabés [1 reference]

Petty, Thomas [1 reference]

Petty, William [See redirect]

Petty-Fitzmaurice, Henry [See redirect]

Phantasm of an University [1 reference]

Philadelphia and Columbia Railroad [1 reference]

Philadelphia Society for Promoting Agriculture [1 reference]

Philadelphia, College of [2 references]

Philadelphia, Pa. [11 references + 26 subentries]

Phillips, John R. [1 reference + 1 subentry]

Phillips, Robert [2 references]

Phoenicia [1 reference]

Physick, Philip S. [1 reference + 1 subentry]

Pickering, Timothy [4 references]

Pierce, Abraham [1 reference]

Pillars of Priestcraft and Orthodoxy Shaken [1 reference]

Pinckney, Charles [2 references + 1 subentry]

Pinckney, Henry Laurens [1 reference]

Pinckney, Thomas [1 reference + 1 subentry]

Pinkerton, John [1 reference]

Pinkney, William [3 references + 2 subentries]

Piracy [1 reference]

Pise, Charles Constantine [1 reference]

Pittsburgh, Pa. [3 references]

Pittsfield, Mass. [1 reference]

Plan on Parliamentary Reform [2 references]

Plant pests and diseases [6 subentries + 1 “see also” entry]

Plato (U.S. ship) [1 reference]

Plato [2 references]

Plattsburgh, N.Y. [3 references]

Pleasanton, Stephen [1 reference]

Pleasants, James, Jr. [2 subentries]

Pleasants, James Brooke [2 subentries]

Pleasants, John Hampden [1 reference + 1 subentry]

Plough Boy (Albany, N.Y.) [2 references]

Plumer, William [4 subentries]

Plumer, William, Jr. [4 references]

Plutarch [2 references]

Plymouth, Mass. [1 reference]

Poems, Moral, Sentimental and Descriptive [1 reference]

Poindexter, George [1 reference]

Poindexter, Thomas, Jr. [1 reference + 2 subentries]

Point Coupée, La. [1 reference]

Poland [2 references]

Poletika, Petr Ivanovich [2 references + 3 subentries]

Political, Miscellaneous, and Philosophical Pieces [1 reference]

Polk, James K. [1 subentry]

Pollack, J. [1 reference]

Pollard, Richard [1 reference]

Pope, Alexander [1 reference]

Pope, John [1 reference + 2 subentries]

Poplar Forest (Jefferson's Bedford Co. Va., estate) [11 references]

Poplicola (Publius Valerius) [1 reference]

Porcupine's Gazette (Philadelphia) [1 reference]

Po River [1 reference]

Porter, David [1 reference + 3 subentries]

Porter, Evalina Anderson (Mrs. David) [2 references]

Porter, Peter [1 reference]

Porter, Peter B. [1 reference + 1 subentry]

Port Folio (Philadelphia) [2 references]

Portland, Mass. (now Maine) [1 reference]

Portsmouth, England [1 reference]

Portsmouth, Va. [1 subentry]

Portugal [3 references + 7 subentries]

Post Office, U.S. [1 reference]

Potomac Company [1 reference]

Potomac Creek [1 reference]

Potomac Creek Tavern [2 references]

Potomac River [1 reference]

Potomac Steam Boat Company [4 references]

Potosí, Bolivia [1 reference]

Pradt, Dominique de [1 reference]

Pratt and Kintzing [1 subentry]

Prentiss, William [2 subentries]

Presbyterians [3 references + 1 subentry]

Preston, Francis [4 references + 2 subentries]

Preston, James P. [4 subentries]

Preston, John [1 reference + 1 subentry]

Preston, William Campbell [4 references + 1 subentry]

Prevost, John Bartow [1 reference + 1 subentry]

Price, Richard [1 reference + 1 subentry]

Priestly, Joseph [1 reference]

Primogeniture [3 references]

Prince George's County, Md. [1 reference]

Prince William County, Va. [1 reference]

Principles of Military Movements [1 reference]

Pringle, James Reid [1 reference + 1 subentry]

Proceedings of the First Cattle Show and Fair… [1 reference]

Prospect Hill (A. Taliaferro estate) [1 reference]

Protectionism [4 references]

Protestants [2 subentries]

Protestant Episcopal Church [4 references + 1 subentry]

Providence, R.I. [2 references]

Prussia [5 references + 1 subentry]

Pryor's Gap [1 reference]

Public debt [1 reference]

Public Meeting, Respecting Slavery [2 references]

“Publius” [See redirect]

Puerto Rico [1 reference]

Pueyrredón, Juan Martín de [1 reference + 1 subentry]

Pughton, Va. (now W.Va.) [1 reference]

Purviance, John Henry [1 reference]