MORTENSEN PIGMENT PROCESS NOTES

Inscription for upper panel:
Sensitized 12 hrs. before exposure
GG° Vano . . . Exposed for 1 hr. 15 min.
1 hr. exposure is correct for GG°
Test #2
Because Vano seems more apt to spontaneous hardening,
exposures must not be delayed beyond 3 hrs.

Inscription for lower panel:
O. whipped to Sheen with nylon
BEST
2 hr. exposure would be correct
Sensitized 12 hrs. before exposure
G - no Vano
Exposed for 1 hr. 45 min.

Courtesy of the Robert Balcomb Collection

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