TY  - RPRT
TI  - Parcel post and you 
AU  - Kramer, Joel J
AU  - Goodman, Clare P
PY  - 1974
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 74-616
DO  - 10.6028/NBS.IR.74-616
ER  -