Progressive Era

OIL AND GAS INDUSTRY	OILFIELD STRIKE OF 1917
OKASAKI, TSUNEKICHI [TOM BROWN]	ONDERDONK, JULIAN
PARKER, EDWIN B.	PARR, ARCHER
PASTORIZA, JOSEPH JAY	PATTEN, MASON BARNETT
PAUL, GEORGE H.	PEARL BREWING COMPANY
PEDEN, EDWARD ANDREW	PENNYBACKER, ANNA J. HARDWICKE
PEREZ, LINO, SR.	PERRY, HEMAN EDWARD
PERSHING, JOHN JOSEPH	PIZANA, ANICETO
PLAN OF SAN DIEGO	PORVENIR MASSACRE
POTTER, ELIZABETH HERNDON [BESSIE, BESS]	PRESBYTERIAN CHURCH
PRIMER CONGRESO FEMENINO	PRINCE, ROBERT EMMETT
PROCTOR, FREDERICK COCKE	PROGRESSIVE ERA
PROHIBITION	PROTESTANT EPISCOPAL CHURCH
QUIN, CLINTON SIMON	RAILROAD COMMISSION
RAILROADS	RAMOS, BASILIO, JR.
RANCHING	RAYBURN, SAMUEL TALIAFERRO
RAYNER, JOHN BAPTIS	RED, SAMUEL CLARK
REED, ST. CLAIR GRIFFIN	REPUBLICAN PARTY
RHODES, LEE LIGHTFOOT	RICE UNIVERSITY
RICE, JONAS SHEARN	RICHARDSON, CLIFTON FREDERICK, SR.
RICHARDSON, WILDS PRESTON	RING, ELIZABETH L. FITZSIMMONS
RIO GRANDE VALLEY	RIPLEY, DANIEL
ROBERTS, BENJAMIN W.	ROBERTS, INGHAM S.
RODGERS, FLOYD H. [SLATS]	ROEL, JOSÉ GARCÍA
ROGERS, JOHN HARRIS	ROMAN, CHARLES VICTOR