J. Langdon Down has written:
'On some of the mental affections of childhood and youth' -- subject(s): In adolescence, Mental Retardation
F. J. Langdon has written: 'Discomfort in schools from overheating in summer'
Christopher J. Langdon has written: 'Offshore aquaculture in the Pacific Northwest' -- subject(s): Mariculture
J. Tomes has written: 'Down's Syndrome'
J. Pete Hedgpeth has written: '5 miles of family ties' -- subject(s): History, Railroad companies, Rock Port, Langdon & Northern Railway
Steve J. Langdon was born in 1948.
J. Bispham Stokes has written: 'Down the west branch'
Chester J. Savory has written: 'Count down to destiny, one! two! three!'
Frederick J. Barrett has written: 'Hadlow Down, Sussex' -- subject(s): History
J. P. R. Ochieng'-Odero has written: 'Slow down my teacher'
Henry J. Seymour has written: 'On the occurrence of a blue amphibole in a hornblende persantite from Co. Down'
J. J. Holroyd has written: 'Gisela'
J. J. Kariger has written: 'Elemente'