TY  - RPRT
TI  - Ferdinand Rudolph Hassler (1770-1843) 
AU  - Hassler, Harriet
AU  - Hassler, Harriet
AU  - Burroughs, Charles A
PY  - 2007
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NIST SP 1068
DO  - 10.6028/NIST.SP.1068
ER  -