Misc: Which bomb used in the Dambuster raids was invented by Barnes Wallis?

Questions

1980s GrabBag : He lost the 1977 NYC mayoral bid before taking successful aim at Albany?

1980s GrabBag : Who NYC Mayor Ed Kock said Jews would be "crazy" to back for President in 88?

1997 Great Events: Stock markets on this continent plunged in October.?

1997 Great Events: The Cassini space probe carried this dangerous substance.?

19th Cent Art: "Death of Marat" and "Oath of the Horatii", two of his better known works?