Five JNF Collection Boxes - "Blue Box"

Five "Blue Boxes" for collecting donations for JNF. [1920s to 1940s].
1. Blue box made by Alfred Salzmann. Jerusalem/Italy.
On the front appear the letters JNF in an elliptic frame, a Star of David and "Keren Kayemet LeIsrael". On the back appears a Star of David and the manufacturer's details: "Alfred Salzmann Jerusalem/ Made in Eretz Israel / Fabbricato in Italia". Remnants of paper labels.
In the catalogue "The Blue Box" (by Ladany and Shulmann) this model, made by Alfred Salzmann, appears without the inscription in Italian.
2-3. Two "Blue Boxes". No manufacturer's name (it is possible that they were made in England).
On the front - the letters "JNF" appear in an elliptic frame surrounded by dots, a golden Star of David, embossed (with an illustration of a lion within) and "Keren Kayemet LeIsrael". On the back - an embossed golden Star of David and a suspension loop.
4. "Blue Box" with no manufacturer's name.
On the front - the monogram "JNF", in an elliptic frame, with an embossed Star of David (illustration of a lion within it) and "Keren Kayemet LeIsrael". A Star of David and a suspension loop on the back. Lacking locking mechanism.
5. "Blue Box" made in Italy ("Zion Box").
In front - Map of Palestine with areas redeemed by JNF highlighted. On the back - monogram "JNF", Star of David, and an inscription: Keren Kayemeth Leisrael Jerusalem". Suspension loop. On one side panel appears manufacturer's name: "S.A.G De-Andreis - Casanova / Genova Sampierdarena". On the other side panel: "Made in Italy".
Condition varies. Peelings, stains and slight defects to some boxes. Chains at slot for insertion of coins (preventing removal of coins) in boxes 1-4.