Palestine/Yishuv: 'Haga' ('Haganah Avirit') Air Defence helmet for Ramat Gan, c. 1940's; by Pleese Ltd. of Holon. Made from single metal sheet, painted blue-green, w/red Star of David in white circle & Hebrew initials (clockwise) "M" "M" "R" "G" in ea corner around Star - may mean "Emergency Center [Merkaz Miyun] Ramat Gan"; leg. below "Ha.G.A. Ramat Gan". Lining of green leather crown w/padded base in fabric & leather chin straps w/"Pleese Ltd." in Heb. & Eng.; held by split-rivetted lugs. Helmet is complete, w/sturdy liner, in near-perfect mint condition: textbook example of domestically produced Pleese helmet.