🧪 Photograph of Q207 sock-stain swatch sent to the FBI (Defense 1264)
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Photograph of Q207 sock-stain swatch sent to the FBI (Defense 1264)

A photograph of Q207, a swatch from the cut-out sock-stain area sent to the FBI. It was introduced and displayed during Martz's testimony.

Exhibit labels

How this item was marked across the four trials. The same physical item often gets different numbers in the criminal and civil trials.

Defense 1264

Source proceedings (1)

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Criminal trial (1)

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Harmon Letter to Roger Martz Concerning EDTA Testing — Defense 1263 / Defendants' 1223
A two-page letter dated February 16, 1995, from prosecutor Rockne Harmon to FBI Agent Roger Martz concerning EDTA testing of sock and back-gate samples and asking Martz to “refute the possibility” of planted blood. Identified as Defense 1263 in the criminal …
Q206 sock stain LC-MS/MS chromatograms, runs 4088 and 4094 (Defense 1259-A, 1259-B)
Two LC-MS/MS chromatogram runs of Q206, the sock edge cutting: run 4088 (Defense 1259-A; Defendants' 1215) and run 4094 (Defense 1259-B; Defendants' 1216). The candidate rows describe the first as showing EDTA present and the second as a confirmatory positiv…
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Fredric Rieders' EDTA Report on Gate and Sock Stains (People's 586)
Dr. Fredric Rieders' two-page report dated July 17, 1995, evaluating Agent Roger Martz's EDTA test results for the gate and sock stains. Introduced as People's 586, the report and its disclosure timing were disputed, and prosecutors used its documentation of…
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Roger Martz criminal trial testimony transcript
Excerpts from Roger Martz's criminal-trial testimony at page 38641, page 38649, and pages 38711–38712. They were referenced in later proceedings for foundation and impeachment concerning whether Martz's methods were quantitative and regarding his Quantico va…
50 ppm EDTA standard chromatograms, February 22 — morning and afternoon runs (Defense 1262-A, 1262-B)
Chromatograms of a 50-parts-per-million EDTA standard run on February 22 at 9:32 AM (discovery page 4077; ion count 319,561; Defense 1262-A) and 1:48 PM (discovery page 4070; ion count 49,393; Defense 1262-B). They were compared during testimony to demonstra…
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🔬 Photograph of Q207 sock-stain swatch sent to the FBI (Defense 1264)
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