Regarding the 30-Down clue, Gambrinus may or may not have been a real monarch. If actual, he definitely didn't invent brewing (which may date to ancient Egypt). In legend, it's said that he learned the craft of brewing from Isis.
1 S  | 2 T  | 3 A  | 4 R  | 5 F  | 6 O  | 7 B  | 8 S  | 9 W  | 10 R  | 11 I  | 12 N  | 13 G  | 
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14 T  | O  | D  | O  | 15 A  | L  | E  | E  | 16 H  | A  | N  | O  | I  | 
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17 I  | R  | O  | N  | 18 M  | E  | T  | E  | 19 I  | N  | D  | U  | E  | 
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20 F  | M  | R  | A  | 21 D  | I  | O  | S  | T  | 22 A  | T  | I  | O  | N  | S  | 
		
23 F  | E  | N  | N  | E  | L  | 24 H  | I  | E  | ||||||
25 M  | I  | 26 S  | 27 L  | E  | D  | 28 E  | 29 L  | 30 B  | 31 E  | 
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32 E  | 33 E  | 34 S  | 35 A  | E  | R  | O  | 36 S  | A  | V  | E  | R  | 
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37 T  | V  | P  | 38 E  | R  | S  | O  | N  | 39 A  | 40 L  | I  | T  | I  | E  | S  | 
		
41 T  | R  | U  | N  | K  | 42 E  | R  | I  | E  | 43 I  | R  | E  | 
		|||
44 E  | Y  | R  | E  | 45 B  | 46 A  | R  | T  | E  | R  | |||||
47 S  | O  | U  | 48 G  | R  | 49 O  | 50 T  | 51 T  | 52 O  | 
		||||||
53 L  | 54 P  | 55 R  | 56 E  | C  | O  | R  | 57 D  | 58 D  | E  | A  | L  | E  | R  | S  | 
		
59 O  | L  | I  | V  | E  | 60 I  | D  | E  | M  | 61 L  | A  | I  | C  | 
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62 S  | A  | T  | I  | N  | 63 G  | A  | L  | A  | 64 A  | S  | T  | A  | 
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65 S  | T  | A  | L  | E  | 66 A  | Y  | I  | N  | 67 S  | E  | E  | R  | 
		
Answer summary:
3 unique to this puzzle,  4 appeared only in pre-Shortz puzzles.
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Crosswords published prior to Nov. 21, 1993 are provided by David Steinberg and The Pre-Shortzian Puzzle Project.