My dad found this bomb shell in an attic could anyone please tell me what type of bomb shell it is and if it is from WW1 or WW2

by William1117one

its 3.5 British kg and 0:7 British lb
find the image here: http://imgur.com/a/k2Ogo

roosterrugburn

http://www.warstuff.com/m/Inert-Complete-WW1-French-35-Kg-Aerial-Hand-Dr-i1555738.htm

Appears to be WW1.