What was found
AFTER TAKEOFF AND ABOUT 600 FT WE START TO LOOSE PWR ON ENG NR1. DURING THE RETURN TO THE AIRPORT, LOST THE DC GEN NR 1 AND ACW GEN NR 1. THEN ON FINAL APPROACH WE LOST ALL OIL PRESSURE WITH A MASTER WARNING, REPETITIVE CHIME, ANALOG INDICATION AT "0" AND THE RED LOCAL LIGHT "ON". AFTER LANDING WE SHUTDOWN THE ENG AS A PRECAUTION IAW AOM VOL 1. DURING POST FLIGHT FOUND THE WING AND THE FUSELAGE COVERED WITH OIL AND FUEL DUE TO A LEAK. REPLACED FUEL NOZZLE KIT AND FUEL FLOW DIVIDER IAW /C EX ATR NR 73-RAI-001 & FCD NR E2-73-003R1. CLEANED ENGINE NR 1 AND PERFORMED RUN UP IAW W/C EX NR 055007-CS-20000-001. NO FUEL OR OIL LEAKS NOTED.