Louis Zamperini


Unbroken

Laura Hillenbrand 2010

Beaverton Lib 940.5472 HIL

Aircraft

B-24J Liberator

B-17 Flying Fortress

Production

18,188

12,731

Crew

11

10

Length

67 ft 2 in

74 ft 4 in

Wingspan

110 ft

103 ft 9 in

Height

17 ft 7.5 in

19 ft 1 in

Wing area

1,048 sq ft

1,420 sq ft

Aspect ratio

11.55

7.57

Zero-lift drag coefficient CD

CD 0.0406

Frontal area

42.54 sq ft

Airfoil: root

Davis (22%)

Airfoil: NACA 0018

tip

Davis (9.3%)

Empty weight

36,500 lb

36,135 lb

Gross weight

55,000 lb

54,000 lb

Max takeoff weight

65,000 lb plus

65,500 lb

Fuel capacity normal

2,344 US gal

long-range tanks in bomb bay

3,614 US gal

Oil capacity

131.6 US gal

Powerplant

4 × 1,200 hp

4 × 1,200 hp

Propellers diameter

3-bladed 11 ft 7 in

3-bladed

Performance

Maximum speed

297 mph at 25,000 ft

287 mph

Cruise speed

215 mph

182 mph

Stall speed

95 mph

Range: 1,540 mi

1,340 nmi at 237 mph

2,000 mi

normal fuel,maximum internal bomb load

with 6000lb bombload

Ferry range

3,700 mi

3,750 mi

Service ceiling

28,000 ft

35,600 ft

Rate of climb

1,025 ft/min

900 ft/min

Time to altitude

20,000 ft in 25 minutes

Lift-to-drag

12.9

Wing loading

52.5 lb/sq ft

38.0 lb/sq ft

Power/mass

0.0873 hp/lb

0.089 hp/lb

Armament

Guns

10 × .50 caliber M2

13 × .50 in M2

Browning machine guns

Browning machine guns

Bombs:

Short range

400 mi : 8,000 pounds

400 mi : 8,000 lb

Long range

800 mi : 5,000 pounds

800 mi : 4,500 lb

Very long range

1,200 mi : 2,700 pounds

Wing placement

high, unstable flotation

low, stable floation

Zamperini helped Hillenbrand for 7 years, died in 2014 age 97, 3 years after publication


Devil at my Heels

Louis Zamperini and David Rensin, 2003

940.5472 ZAMPERINI, West Slope Library


Map: Louis Zamperini's Wartime Journey


Redondo Beach salt water swimming pool subsequent dechlorination

LouisZamperini (last edited 2023-11-12 10:57:45 by KeithLofstrom)