Chronology

Originator

Place

Supernova

185

393

1006

1054

1181

1572

1604

Methuselah Walk

D.A. Graybill

California

27

26

29

31

33

55

54

Sheep Mountain

D.A. Graybill

California

6

14

22

21

28

38

39

White Mountains

C.W. Ferguson, E. Schulman, H.C. Fritts

California

9

13

15

16

15

13

31

Indian Garden

D.A. Graybill

Nevada

21

19

22

18

20

26

27

Hill

D.A. Graybill

Nevada

6

14

27

27

29

36

35

Mammoth Creek

D.A. Graybill

Utah

3

4

19

20

29

31

32

Spring Mountains Lower

D.A. Graybill

Nevada

-

2

19

22

26

36

36

Wild Horse Ridge

D.A. Graybill

Utah

-

3

18

17

18

23

23

Total:

72

95

171

172

198

258

277