Am 29 August 1981 (29.Av 5741) starben an dieser Stelle die IKG - Mitglieder Nathan Fried s.A. und Sarah Kohut s.A. durch Kugeln palästinensischer Terroristen .
Ehre Ihrem Angedenken.
Bundesverband der Israelitischen Kultusgemeinden Österreichs

במקום הזה נרצחו ע"י המחבלים פלשתינאים
חברי קהילתינו מר נתן פריד ומרת שרה קוהוט הי"ד
כשיצאו מבית הכנסת אחרי תפילת השבת ביום כ"ט אב תשמ"א

This is an attack on the Great Synagogue in Vienna. The synagogue was attacked by members of the Abu Nidal organization, during a Bar Mitzvah celebration that took place there. In the attack, 2 people were killed and 30 were injured.

The place where the sign is located was photographed that day Click for a larger image

The Jewish Community of Vienna - Israelitische Kultusgemeinde Wien, or IKG

A sign indicating the terrorist attack in 1981 is found close to this sign Click for sign's details

Translation of the text on the sign:
On August 29, 1981 (29.Av 5741) the IKG - members Nathan Fried s.A. died at this point. and Sarah Kohut s.A. by bullets fired by Palestinian terrorists.
Honor their memory.
Federal Association of the Jewish Religious Communities in Austria

[The hebrew text]
In this place Palestinian terrorists murdered
Our congregation members Mr. Natan Fried and Mrs. Sarah Kohut
When they left the synagogue after the Shabbat prayer on the 29th day of Av 5741