[Issued in loose-leaf form for use of the service. This chapter has also been issued for sale in pamphlet form with title. Instructions for operation and repair of portable storage batteries, for which see Monthly catalog for May 1941, p. 738.]
Notes:
[Issued in loose-leaf form for use of the service. This chapter has also been issued for sale in pamphlet form with title. Instructions for operation and repair of portable storage batteries, for which see Monthly catalog for May 1941, p. 738.] ‡ Official Use. Not Available.