1957, 50 Years National Museum Bezalel, Jerusalem, 400pr. Sheetlet, tab row of 5 stamps.  Perforation Error: Imperforated at sheetlet upper margins. Bale 143e. NH.  

1957: The 400Pr. sheetlet commemorates the 50th anniversary of the National Museum Bezalel in Jerusalem. It features a tab row of 5 stamps. A perforation error is present - the sheetlet's upper margins are imperforated between the stamps. Bale # 143e.  in never hinged (NH) condition