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Robinson's Forensic Firearms
Consultant Profiles

Marshall Robinson
Experience and Training

Trained for two years with the Connecticut State Police Firearms Laboratory.
Major fields of study were; firearms identification, toolmark identification,
serial number restoration, muzzle to garment determination, fracture match
identification, photography, photomicrography, microscopy, and forced entry
Received additional training from the New York City Police Dept. and the Federal
Bureau of Investigation.
Have over sixty years of general firearms experience and have been a competitive
pistol and shotgun shooter since 1966.
Worked closely with legal and technical staff at O.F. Mossberg on product liability matters.
Have given expert testimony in the State, Federal, and military courts in the United States,
Canada, and Australia over 470 times.


Graduated Staples High School, Westport, Conn., 1957
Studied Forensic Science at the University of New Haven
from 1976 to 1981. Deans' List for all years.


Distinguished and Emeritus Member of the Ass'n of Firearm & Toolmark Examiners.
Life Member, Conn. Div. of the International Ass'n for Identification.
Past Member, Standardization Committee, Ass'n of Firearm & Toolmark Examiners (AFTE)
Past Chairman, Nominating Committee, AFTE
Member, Committee to Re-Examine the evidence in the Sacco & Vanzetti Case, 1983.
Past N.R.A. Certified Law Enforcement Firearms Instructor
Conn. Dept. of Environmental Protection Certified Range Officer.
Past Member, International Wound Ballistics Ass'n.
Member International Ammunition Ass'n.
Member of three man committee that re-examined the evidence in the Martin L. King Case, 1997.


A.F.T.E. "Journal", vol. 7, No.3, Dec 1975
"Unique Pair of Harrington & Richardson Revolvers"
A.F.T.E. "Journal", vol.8, No.1, March 1976
"Comparison of Growth Rings"
"Gunstock Parts to Barrelled Action"
A.F.T.E. "Journal" vol. 8, No. 4
"Pressure Guns"
A.F.T.E. "Journal" vol. 20, No.2,
"Marks on Cartridge Cases Fired in Hakim Rifles"
A.F.T.E. “Journal” vol. 20, No. 2
“Raven Pistol Firing Out-of-Battery”
"Glossary", Co-author (ongoing and current)
Nat'l Mossberg Collectors Ass'n "NMCA NEWS",vol 3, issue 2
"Unusual Mossberg Rifle Sight"
A.F.T.E. "Journal", volume 25, number 3
"Volksgewehr VG1 Rifle"
A.F.T.E. "Journal", volume 28, number 3
"Another Manufactured Toolmark"
“The Winchester Collector”, vol. 24, issue 2 & 3
The Model 62B Tang Sight

Contributor to the following books

"The Radom Pistol", R.F. Berger, 1981
"Know Your Walther PP and PPK Pistols", E.J. Hoffschmidt
Blacksmith Corp., 1975
"Criminalistics and Scientific Investigation"
Cunliffe and Piazza, Prentice-Hall, 1980
"Physical Evidence and Forensic Science"
Conn. State Police Forensic Science Manual, 1984
"Sacco and Vanzetti, The Case Resolved"
Francis Russell, Harper & Row, 1986
"Forensic Science, An Introduction to Criminalistics", DeForest,
Gaensslen, & Lee; McGraw Hill, 1983
"Mossberg, More Gun for the Money" Havlin & Havlin
Blue Book Publications, 1995
“Famous Crimes Revisited” Henry Lee & Jerry Labriola, Strong Books, 2000


Past President, Evening Student Council, Univ. of New Haven.
Alpha Sigma Lambda honor fraternity, Univ. of New Haven, 1979.
Member, Wolcott Landowners Protective Ass'n, Wolcott, CT
Maintenance & Troubleshhoting Course, Remington Model 870, F.Emhof,6-90
Twice Past President, Stratford Gun Collectors Association.
Endowment Member, National Rifle Association.
Past Vice President, New England Antique Arms Society.

November 1996 to date
Firearm & Toolmark Examiner, Bridgeport, Conn. Police Department

August 1992 to October 2005

Firearm &  Toolmark Examiner, Waterbury, Conn. Police Department 
March 1990 to date
Self employed, New England Forensics, Cheshire, CT
June 1986 to March 1990

O.F. Mossberg & Sons, Inc., No. Haven, CT
Was Product Service Manager from June 1986 to Dec. 1989
and supervisor of final inspection, test ranges, in-house
repairs, test firing, and proof testing, Dec. '89 to Mar.90.
July 1985 to June 1986
Firearm and Toolmark Examiner, New Haven Police Dept.,
New Haven, CT.
April 1965 to June 1985
Trooper/Detective, Connecticut State Police Dept.
August 1974 to June, 1985
Senior Firearm and Toolmark Examiner Connecticut State Police Dept.

Robinson's Forensic Firearms · 937 Prospect Rd. · Cheshire, CT · 06410 · US