Vanguard
Robert H. Goddard and colleagues examine rocket components after l9 May 1987 rocket flight
The Navy's High-Altitude Test Vehicle (HATV)
RAND Corporation proposal for a rocket to launch an "Earth Circling Satellite," 1951
Aerobee-Hi, Bumper-Wac, and Viking 10
A Redstone rocket on the static-firing test stand
Meeting on Project Orbiter
Homer J. Stewart
White House press conference, 28 July 1955, announcing United States participation in IGY satellite program
Atlas-B launch
Breadboard display of miniaturized components for Vanguard
Schematic of Vanguard trajectory
John P. Hagen, Director of Project Vanguard
Vanguard engines
Some of Project Vanguard key staff
Artist's conception of Vanguard, 1956, and cutaway view of Vanguard launch vehicle
Diagram of the plan of Operation 10 Project Moonwatch
Conference in the director's office
Blockhouse used by Project Vanguard at Cape Canaveral
Schematic of a typical Minitrack station
The Baker-Nunn satellite tracking camera and diagram of components
Interior of Minitrack tracking van
Network of primary Minitrack stations, 25 January 1957 and Schematic of a typical Minitrack antenna system
Sketch of the central IBM computing center in Washington, D.C,..
Project Vanguard's major line, policy, and working channels
Steps in assembly of Vanguard
TV-0 on the launch stand at Cape Canaveral, launched 8 December 1956
Successful launch of TV-1, l May 1957
Project Vanguard staff meeting at NRL
Second stage of Vanguard is hoisted into position
Launch of the difficult TV-2, 28 October 1957
Cartoon reaction to Sputnik I
Minitrack antenna arrays
Sketch of the minimum six-inch satellite intended for TV-3
Sketches of propulsion systems for first and second stages of Vanguard..
TV-3 launch, 6 December 1957, before explosion
Explorer I, first United States satellite, launched by ABMA 31 January 1958; Wernher von Braun, James Van Allen, and William Pickering
TV-4 launch 17 March 1958 and the 3 1/2 pound, 6.4-inch Vanguard I it put into orbit
People on the ground sweat out the launch of Vanguard I
Sketch and photograph of the first of the "operational" 20-inch Vanguard satellites
SLV-l, the first "operational" Vanguard launch vehicle
New movable firing structure used in launch of SLV-3, 26 September 1958
Vanguard II launch 17 February 1959
Photo of Vanguard II in orbit taken by Smithsonian's Baker-Nunn camera at Woomera, Australia
Launch of Vanguard III, 18 September 1959, and sketches of the three successful Vanguard satellites
Ad hoc committee meeting at the Boulder Laboratories of the National
Bureau of Standards. 16 December 1959, discusses continued operation
of the United States World Data Centers set up during the IGY