[Marshall Cohen, 2009]
Cohen at Caltech, 2009. Image courtesy of Marshall Cohen


[Map of early VLBI locations]
Telescope locations and baselines for early VLBI experiments. NRAO/AUI image


NATIONAL RADIO ASTRONOMY OBSERVATORY ARCHIVES

Papers of Marshall H. Cohen: Item listing

Very Long Baseline Interferometry (VLBI)


TitleEarly History of VLBI
Start Date2/15/1967
End Date9/27/1985
Notes1 folder. Includes memo "OH Interferometry Between NRAO and Haystack-Millstone" from B.F. Burke 2/15/1967; 8/7/1985 memo from James Moran "Early History of VLBI" notes dated 9/23/1985; one letter from Cohen to James Moran 9/27/1985
 [Range 6A]

TitleVLBI Symposium, Charlottesville, VA, 13-15 April 1970
Start Date9/9/1969
End Date4/15/1970
Notes1 folder. Correspondence, abstracts, list of attendees
 [Range 6A]

TitleMark II VLB
Start Date10/27/1969
End Date5/1/1970
Notes1 folder. Includes correspondence, purchase orders, technical proposals, price breakdown worksheets
 [Range 6A]

TitleOld Proposals
Start Date6/15/1970
End Date5/28/1982
Notes1 folder. Includes proposals, correspondence
 [Range 6A]

TitleVLBI Symposium, Pasadena, CA, 4-6 February 1974
Start Date9/12/1973
End Date2/6/1974
Notes1 folder. Correspondence, notes
 [Range 6A]

TitleVLB Correspondence 1974-1976
Start Date5/17/1974
End Date4/2/1976
Notes1 folder. Chief correspondents include N.W. Broten, Marshall H. Cohen, William E. Howard III, Kenneth I. Kellermann, Alan Maxwell, and Ivan I. Pauliny-Toth
 [Range 6A]

TitleVLBN Proposals November 1975
Start Date9/26/1975
End Date12/3/1975
Notes1 folder. Includes proposals, correspondence, notes
 [Range 6A]

TitleVLBI Network Users Group
Start Date10/10/1975
End Date2/1987
Notes1 folder. Materials that Cohen, as Chairman of the VLBI NUG, collected in a folder, including correspondence, memos, notes, meeting minutes, budgets, and NUG Newsletters
 [Range 6A]

TitleVLBN Schedules
Start Date12/17/1975
End Date3/8/1977
Notes1 folder. Includes schedules, correspondence, notes
 [Range 6A]

TitleVLBI Network Meeting, Pasadena, CA, 17-18 May 1976
Start Date2/5/1976
End Date5/24/1976
Notes1 folder. Correspondence, reports, notes, meeting minutes
 [Range 6A]

TitleNetwork Proposals
Start Date2/13/1976
End Date9/26/1977
Notes1 folder. Includes correspondence
 [Range 6A]

TitleConsortium through 1985
Start Date2/17/1976
End Date11/4/1985
Notes1 folder. Material originally in a 3 ring binder; includes Bonn Consortium meeting 2/12/1985; NRAO Consortium meeting 6/1/1985; correspondence, notes, memos, reports, agendas, meeting minutes
 [Range 6A]

TitleJPL Processor Review
Start Date12/1/1976
End Date2/9/1977
Notes1 folder. Includes correspondence, notes, agenda for meeting
 [Range 6A]

TitleVLB Network Report
Start Date1976
End Date1981
Notes1 folder. Includes Growth of the USA VLBI Network by D.C. Backer 3/16/1981; Program Summary of the US VLBI Network 1976-1981
 [Range 6A]

TitleNetwork Management - Cohen, Rogers, Swenson, Kellermann
Start Date4/1/1977
End Date5/21/1977
Notes1 folder
 [Range 6A]

TitleVLBI Network Budgets
Start Date10/5/1977
End Date4/20/1978
Notes1 folder. Includes notes
 [Range 6A]

TitleVLBI Network Newsletters
Start Date12/19/1977
End Date5/11/1981
Notes1 folder
 [Range 6A]

TitleTechnical Visits
Start Date6/9/1978
End Date9/12/1979
Notes1 folder. Includes reports, correspondence
 [Range 6A]

TitleNetwork Studies, etc. - Shapiro, Ewing, Cohen
Start Date6/28/1978
End Date7/26/1978
Notes1 folder. Management and development
 [Range 6A]

TitleVLBI Consortium - MIT stuff
Start Date11/2/1979
End Date11/4/1981
Notes1 folder. VLBI Network Consortium info - correspondence, memos, proposals, notes
 [Range 6A]

TitleVLBI Consortium 1981
Start Date3/30/1980
End Date10/9/1981
Notes1 folder. Includes correspondence, notes, meeting minutes
 [Range 6A]

TitleVLBI Consortium Meeting - Cambridge - June 1983
Start Date10/3/1980
End Date1983 July
Notes1 folder. Includes correspondence, notes, reports, agenda, meeting minutes
 [Range 6A]

TitleVLBI Consortium 1981-1982
Start Date10/30/1981
End Date3/12/1985
Notes1 folder. Includes correspondence, notes, meeting minutes
 [Range 6A]

TitleThe VLBI Network Consortium Memorandum of Agreement among Member Institutions
Start Date1981 November
End Date3/18/1986
Notes1 folder. Includes correspondence, bylaws
 [Range 6A]

TitleVLBI Consortium meeting, Boulder, January 1982
Start Date11/5/1981
End Date1/14/1982
Notes1 folder. Includes correspondence, notes, agenda, meeting minutes
 [Range 6A]

TitleVLBI Consortium meeting, Washington DC, June 1982
Start Date12/18/1981
End Date6/29/1982
Notes1 folder. Includes correspondence, notes, meeting minutes
 [Range 6A]

TitleVLBI Consortium meeting, Pasadena - November 1982
Start Date4/1/1982
End Date11/19/1982
Notes1 folder. Includes correspondence, notes, agenda, meeting minutes
 [Range 6A]

TitleVLBI Consortium meeting - Las Vegas - January 1984
Start Date1/3/1983
End Date2/14/1984
Notes1 folder. Includes correspondence, notes, memos, reports, agenda, meeting minutes
 [Range 6A]

TitleEuropean VLBI Network (EVN)
Start Date3/1983
End Date11/1987
Notes1 folder. Includes correspondence, memos, reports, agendas, meeting minutes
 [Range 6A]

TitleVLBI Mailing List
Start Date8/31/1983
End Date8/16/1984
Notes1 folder. Includes correspondence
 [Range 6A]

TitleVLBI Consortium meeting - Cambridge - June 1984
Start Date1/13/1984
End Date7/10/1984
Notes1 folder. Includes correspondence, notes, memos, reports, agenda, meeting minutes
 [Range 6A]

TitleVLBI Consortium Members Lists/Mailing Lists
Start Date11/1984
End Date1988
Notes1 folder. Includes correspondence, notes
 [Range 6A]

TitleVLBI Consortium 1985
Start Date5/25/1984
End Date10/25/1989
Notes1 folder. Includes correspondence, notes, agenda, meeting minutes
 [Range 6A]

TitleVLBI/EVN Consortium
Start Date7/15/1985
End Date7/1/1986
Notes1 folder. Miscellaneous correspondence
 [Range 6A]

TitleVLBI Consortium Meeting - Pasadena April 18, 1986
Start Date1/15/1986
End Date4/30/1986
Notes1 folder. Includes correspondence, notes, memos, reports, agenda, meeting minutes
 [Range 6A]

TitleVLBI Consortium - Cambridge - May 9, 1987
Start Date4/9/1987
End Date7/6/1987
Notes1 folder. Includes correspondence, notes, agenda, meeting minutes
 [Range 6A]

Title1988 letter on NSF support of VLBI observing at Hat Creek
Start Date1/13/1988
Notes1 folder. Original folder unlabeled
 [Range 6A]

TitleVLBI Consortium meeting - Socorro June 1988
Start Date5/6/1988
End Date6/28/1988
Notes1 folder. Includes correspondence, notes, meeting minutes
 [Range 6A]

TitleVLBI Consortium Meeting - AOC - Socorro - June 10, 1990
Start Date6/10/1990
Notes1 folder. Includes agenda, meeting minutes, reports, memos, view graph copies
 [Range 6A]

TitleVLBI Consortium meeting - Socorro July 1991
Start Date7/1/1991
Notes1 folder. Meeting report
 [Range 6A]

TitleUSA VLBI Network Handbook
Notes1 folder. Undated handbook edited by D.C. Backer and R.L. Mutel
 [Range 6A]

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