REF: NSA International

[Patricia A Rosemary <prosemar@UDEL.EDU>]

A teacher would like to obtain a poster on child development which she
saw at an exhibit in Baltimore. The only identification on the poster was
NSA International. The only company the local reference librarian could
find was one which manufactured water purifiers. Those in charge of the
exhibit did not remember where they obtained this chart. If anyone could
shed any light on this company ? it would be most appreciated. The
teacher thought that it was an excellent summary of the stages of child
development and would really like to purchase one.
Thanks in advance.

Pat Rosemary
Library Media Specialist
John R. Downes Elem. School
Newark, Delaware
prosemar@udel.edu