TY - RPRT TI - FY 91 syntheses of liquid prototype air dry resins for use in BEP intaglio inks AU - Dickens, Brian AU - Bauer, Barry J AU - Blair, William R AU - Lowry, Robert E PY - 1991 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 4754 DO - 10.6028/NIST.IR.4754 ER -