Just for fun; this is from D1.1 First Edition 1972 :)
D1.1 1972:
4.9 Electrodes for Manual Shielded
Metal-Arc Welding
4.9.1 Electrodes for manual shielded metal-arc
welding shall conform to the requirements of the
latest edition of "Specifications for Mild Steel Covered
Arc Welding Electrodes" (AWS A5.1) or to
the requirements of the latest edition of "Specifications
for Low-Alloy Steel Covered Arc Welding
Electrodes" (AWS A5.5) .
4.9.2 All electrodes having low-hydrogen coverings
conforming to AWS A5.1 shall be purchased
in hermetically-sealed containers or shall be dried
for at least two hours between 450 F and 500 F before
they are used. Electrodes having low-hydrogen
coverings conforming to AWS A5.5 shall be purchased
in hermetically-sealed containers or shall be
dried at least one hour at temperatures between 700
F and 800 F before being used. Electrodes shall be
dried prior to use if the hermetically-sealed container
shows evidence of damage. Immediately after
removal from hermetically··sealed containers or from
drying ovens, electrodes shall be stored in ovens held
at a temperature of at least 250 F. E70XX electrodes
that are not used within four hours, E80XX
within two hours, E90XX within one hour, and
EI00XX and EII0XX within one-half hour after
removal from hermetically-sealed containers or removal
from a drying or storage oven shall be redried
before use. Electrodes which have been wet
shall not be used.
4.9.3 When requested by the Engineer, the electrode
manufacturer shall furnish certification that the
electrode will meet the requirements of the classification.