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We hereby acknowledge the permissions granted by the Gale Group to include in this Database the abstracts provided in the Declassified Documents Reference System CD-ROM and by the Texas Tech University's Virtual Vietnam Archive to provide the links for fulltext documents.

88 documents contain the indexing term NORTH VIETNAMESE INFILTRATION INTO SOUTH VIETNAM
Documents 1 to 50 are shown below
ID Document
01182 Analysis of the Communists' strengths, capabilities, and will to persist in their present strategy in Vietnam. Summary discussion (August 26, 1966)
Report; NOT GIVEN; ORIGINAL
01218 Appraisal of the bombing of North Vietnam (January 21, 1966)
Intelligence memorandum; NOT GIVEN; SANITIZED
Declassified: June 10, 1991
00403 Appraisal of the bombing of North Vietnam (through 14 May) (May 21, 1966)
Directorate of Intelligence memorandum; SECRET; SANITIZED
Declassified: November 25, 1977
01222 Appraisal of the bombing of North Vietnam : through 18 July 1967 (July 18, 1967)
Report; SECRET; ORIGINAL
Declassified: July 9, 1991
01221 Appraisal of the bombing of North Vietnam : through 22 August 1967 (August 22, 1967)
Report; SECRET; ORIGINAL
Declassified: July 9, 1991
00171 Assessment of present Viet Cong military capabilities (April 21, 1965)
Joint CIA-DIA memorandum; NOT GIVEN; SANITIZED
Declassified: April 13, 1976
00280 Attrition of Vietnamese Communist forces, 1968-1969 (March 30, 1968)
Joint CIA/DIA report; SECRET; ORIGINAL
Declassified: April 26, 1976
00283 Bloc support of the Communist effort against the Government of Vietnam (October 5, 1961)
Special National Intelligence Estimate; SECRET; ORIGINAL
Declassified: July 5, 1977
00554 Buildup of Vietnamese Communist forces continues after resumption of air attacks (February 21, 1966)
Intelligence memorandum; TOP SECRET; SANITIZED
Declassified: February 20, 1981
00667 Capabilities of the Vietnamese Communists for fighting in South Vietnam (October 21, 1967)
National Intelligence Estimate; TOP SECRET; ORIGINAL
Declassified: May 29, 1985
00134 Capabilities of the Vietnamese Communists for fighting in South Vietnam (November 13, 1967)
Special National Intelligence Estimate; TOP SECRET; ORIGINAL
Declassified: December 1, 1975
00813 Change of mission of US ground forces in South Vietnam (April 2, 1965)
Memorandum; NOT GIVEN; ORIGINAL
Declassified: November 1, 1988
00678 CIA Director Richard Helms informs Johnson ... (May 24, 1968)
Memorandum; TOP SECRET; ORIGINAL
Declassified: May 7, 1984
00676 CIA Director Richard Helms sends President Johnson an introductory note.... (November 14, 1967)
Memorandum; TOP SECRET; ORIGINAL
Declassified: May 7, 1984
00018 CIA plans to send special team to South Vietnam to develop necessary covert resources for info re effectiveness of MRC and public acceptance of new government (December 23, 1963)
Information report; SECRET; ORIGINAL
Declassified: April 15, 1975
00484 CIA studies of Vietnam situation sent to President Johnson (June 24, 1965)
Letter; SECRET; ORIGINAL
Declassified: June 17, 1981
00685 CIA study on North Vietnamese manpower (May 24, 1968)
Memorandum; TOP SECRET; ORIGINAL
Declassified: June 25, 1984
00556 Comment on General Westmoreland's appraisal of infiltration into South Vietnam (March 21, 1966)
Intelligence memorandum; TOP SECRET; SANITIZED
Declassified: February 20, 1981
00520 Communist alternatives in Vietnam (February 29, 1968)
Memorandum; SECRET; ORIGINAL
Declassified: August 2, 1982
00491 Communist military posture and capabilities vis-a-vis Souhtheast Asia (December 31, 1964)
Intelligence memorandum; NOT GIVEN; SANITIZED
Declassified: August 24, 1976
01391 Communist military posture and capabilities vis-a-vis Southeast Asia (December 31, 1964)
Intelligence memorandum; TOP SECRET; SANITIZED
Declassified: July 2, 1996
00660 Construction of roads will make possible the strengthening of Communist forces in South Vietnam and Southern Laos (October 25, 1965)
Memorandum; SECRET; ORIGINAL
Declassified: May 7, 1984
01330 Construction of roads will make possible the strengthening of Communist forces in South Vietnam and Southern Laos (October 25, 1965)
Memorandum; NOT GIVEN; SANITIZED
Declassified: July 13, 1993
00663 Current status of PAVN infiltration to South Vietnam (April 11, 1966)
Intelligence memorandum; TOP SECRET; SANITIZED
Declassified: July 5, 1984
00557 Current status of PAVN infiltration to South Vietnam (April 9, 1966)
Intelligence memorandum; TOP SECRET; SANITIZED
Declassified: February 20, 1981
01236 Current status of PAVN infiltration to South Vietnam (April 9, 1966)
Intelligence memorandum; TOP SECRET; SANITIZED
Declassified: September 16, 1992
00985 Current Viet Cong problems, policies and solutions as of 7/26/67 (July 26, 1967)
Intelligence information cable; NOT GIVEN; SANITIZED
Declassified: February 22, 1995
00159 Developments in South Vietnam during the past year (June 29, 1965)
Office of Current Intelligence memorandum; TOP SECRET; SANITIZED
Declassified: August 25, 1976
00670 Effects of the intensified air war against North Vietnam
Memorandum; SECRET; ORIGINAL
Declassified: May 7, 1984
00791 Effects of the intensified air war against North Vietnam (August 29, 1967)
Memorandum; NOT GIVEN; ORIGINAL
Declassified: November 1, 1987
00666 Evaluation of alternative programs for bombing North Vietnam (June 1, 1967)
Memorandum; TOP SECRET; ORIGINAL
Declassified: June 5, 1985
00591 Evidence of continuing Vietnamese Communist war preparations (January 24, 1966)
Intelligence memorandum; NOT GIVEN; ORIGINAL
Declassified: September 10, 1984
01219 Evidence of continuing Vietnamese Communist war preparations (January 24, 1966)
Intelligence memorandum; NOT GIVEN; SANITIZED
Declassified: June 10, 1991
00550 Evidence of continuing Vietnamese Communist war preparations : supplement (January 24, 1966)
Intelligence memorandum; TOP SECRET; SANITIZED
Declassified: February 20, 1981
00519 Future Communist military strategy in South Vietnam (February 27, 1968)
Intelligence memorandum; NOT GIVEN; SANITIZED
Declassified: August 20, 1982
00669 Growing strength of North Vietnamese Army forces in South Vietnam (March 26, 1968)
Memorandum; TOP SECRET; SANITIZED
Declassified: July 5, 1984
01205 Growing strength of North Vietnamese Army forces in South Vietnam (March 26, 1968)
Memorandum; NOT GIVEN; SANITIZED
Declassified: December 22, 1989
01417 Hanoi's short-term intentions (July 3, 1969)
Intelligence memorandum; SECRET; SANITIZED
Declassified: December 6, 2001
00094 Hanoi's view of the war (December 14, 1965)
Office of Current Intelligence memorandum; TOP SECRET; SANITIZED
Declassified: November 22, 1976
01401 Infiltration and logistics : South Vietnam (October 28, 1965)
Memorandum; SECRET; ORIGINAL
Declassified: January 12, 1996
01333 Infiltration and logistics : South Vietnam (October 28, 1965)
Report; SECRET; SANITIZED
Declassified: November 4, 1993
00222 Infiltration and logistics : South Vietnam (October 28, 1965)
United States Intelligence Board memorandum; TOP SECRET; SANITIZED
Declassified: May 27, 1977
00673 Infiltration figures for 1966 (January 31, 1967)
Memorandum; SECRET; ORIGINAL
Declassified: May 7, 1984
01055 Infiltration into South Vietnam of 2,000 Viet Cong from North Vietnam (May 5, 1964)
Intelligence information cable; CONFIDENTIAL; SANITIZED
Declassified: March 11, 1998
00043 Infiltration of communist bloc trained sabotage personnel into South Vietnam (July 12, 1961)
Information report; NOT GIVEN; SANITIZED
Declassified: December 1974
00050 Intelligence failures in Vietnam : suggestions for reform (January 24, 1969)
Memorandum; NOT GIVEN; SANITIZED
00092 Interdiction of Communist infiltration routes in Vietnam (June 24, 1965)
Office of Current intelligence memorandum; TOP SECRET; SANITIZED
Declassified: August 26, 1976
01038 Memo from R.J. Smith, CIA Deputy Director of Intelligence, to Walt W. Rostow, Special Assistant to the President, 11 October 1967 (October 11, 1967)
Memorandum; SECRET; ORIGINAL
Declassified: September 28, 1995
00162 North Vietnam is engaged in road building to support military operations in South Vietnam (March 13, 1964)
Supplement to Weekly report; NOT GIVEN; SANITIZED
Declassified: July 12, 1976
00655 North Vietnam support to Viet Cong via Laos (July 10, 1962)
Current intelligence memorandum; NOT GIVEN; SANITIZED
Declassified: July 5, 1984