''Dimineata , Wednesday, December 25, 1929. What the fire destroyed in Prahova. How many wells burned in 1928 and how many in 1929. ...

''Ziarul Stiintelor şi al Călătoriilor, ANUL XXXII No. 23. 5 Iunie 1928 Bogăţia ţărei noastre: Petrolul Cu toate că existenţ...

''Romano-Americana'' degasolization station at Ceptura, Prahova. ''Creditul Roman'' gas stationa at Pascov, ...

Diagram of oil production by county in Romania in 1930