Happy birthdays / The National Birthday Trust Fund.

London : National Birthday Trust Fund, [between 1950 and 1959?]

1 folded sheet (4 pages) : illustrations ; 21 cm

Cover title

"The National Birthday Trust Fund was founded in 1928 with the object of raising funds for the extension of Maternity Services and of undertaking inquiries and investigations,under medical supervision, into problems affecting the health and welfare of expectant mothers and newly born children, and of the adequate relief of pain in childbirth"