Vannevar Bush Biography and Timeline

Manhattan Project

Vannevar Bush creates the Office of Scientific Research and Development (OSRD)

Office of Scientific Research and Development (OSRD)

Vannevar Bush creates the Office of Scientific Research and Development (OSRD)

Manhattan Project

The MAUD Committee issues final detailed technical report on design and costs to develop a bomb, advance copy sent to Vannevar Bush who decides to wait for official version before taking any action

Manhattan Project

Bush takes MAUD report to Roosevelt who approves project to confirm MAUD's findings

Manhattan Project

Vannevar Bush holds a meeting to organize an accelerated research project, managed by Arthur Compton, Harold Urey develops research into gaseous diffusion as uranium enrichment & Ernest Lawrence investigates separation methods

Manhattan Project

Vannevar Bush holds a meeting to organize an accelerated research project, managed by Arthur Compton, Harold Urey develops research into gaseous diffusion as uranium enrichment & Ernest Lawrence investigates separation methods

Manhattan Project

Organises accelerated American uranium research.

Role range: 1890-1974

Manhattan Project

First meeting of the OSRD sponsored S-1 project, dedicated to developing fission weapons

Manhattan Project

OSRD research includes radar, guided missiles and fission weapons.

Role range: 1939-1945

Office of Scientific Research and Development

Directs wartime scientific projects including radar and early-warning systems.

Role range: 1939-1945

S-1 Section

OSRD coordinates weapons research while radar projects expand separately.

Role range: 1939-1945

Office of Scientific Research and Development

OSRD sponsors radar, proximity fuze and nuclear research during the war.

Role range: 1939-1945 – 1939-1945