![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/h/h1597my/html/h-15-97-my.nav.150px.jpg)
97015
(H-15-97-MY)
02/11/97 - 02/13/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/h/h1697my/html/h-16-97-my.nav.150px.jpg)
97016
(H-16-97-MY)
06/10/97 - 06/10/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/h/h1797my/html/h-17-97-my.nav.150px.jpg)
97017
(H-17-97-MY)
09/23/97 - 09/24/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/w197nc/html/w-1-97-nc.nav.150px.jpg)
w-1-97-nc
01/22/97 - 01/22/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/w297nc/html/w-2-97-nc.nav.150px.jpg)
w-2-97-nc
02/04/97 - 02/04/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/w1197oa/html/w-11-97-oa.nav.150px.jpg)
w-11-97-oa
03/13/97 - 03/13/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/w1297oa/html/w-12-97-oa.nav.150px.jpg)
w-12-97-oa
09/28/97 - 09/28/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/w2197oa/html/w-21-97-oa.nav.150px.jpg)
w-21-97-oa
03/13/97 - 03/13/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/w2297oa/html/w-22-97-oa.nav.150px.jpg)
w-22-97-oa
09/28/97 - 09/28/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wa197oa/html/w-a1-97-oa.nav.150px.jpg)
wa197oa
(W-A1-97-OA)
03/09/97 - 03/09/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wa397oa/html/w-a3-97-oa.nav.150px.jpg)
wa397oa
(W-A3-97-OA)
12/30/97 - 12/30/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wca97ca/html/w-ca-97-ca.nav.150px.jpg)
w-ca-97-ca
00/00/97 - 00/00/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wdw97ca/html/w-dw-97-ca.nav.150px.jpg)
wdw97ca
(W-DW-97-CA)
00/00/97 - 00/00/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wh197mu/html/w-h1-97-mu.nav.150px.jpg)
wh197mu
(W-H1-97-MU)
01/08/97 - 01/08/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wh297mu/html/w-h2-97-mu.nav.150px.jpg)
wh297mu
(W-H2-97-MU)
06/29/97 - 06/29/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wk197oa/html/w-k1-97-oa.nav.150px.jpg)
wk197oa
(W-K1-97-OA)
03/09/97 - 03/09/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wk297oa/html/w-k2-97-oa.nav.150px.jpg)
wk297oa
(W-K2-97-OA)
08/05/97 - 08/05/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wk397oa/html/w-k3-97-oa.nav.150px.jpg)
wk397oa
(W-K3-97-OA)
12/30/97 - 12/30/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wm197oa/html/w-m1-97-oa.nav.150px.jpg)
wm197oa
(W-M1-97-OA)
03/02/97 - 03/02/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wm297oa/html/w-m2-97-oa.nav.150px.jpg)
wm297oa
(W-M2-97-OA)
08/06/97 - 08/06/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wm397oa/html/w-m3-97-oa.nav.150px.jpg)
wm397oa
(W-M3-97-OA)
12/29/97 - 12/29/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wri97ca/html/w-ri-97-ca.nav.150px.jpg)
wri97ca
(W-RI-97-CA)
00/00/97 - 00/00/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wwb97ca/html/w-wb-97-ca.nav.150px.jpg)
wwb97ca
(W-WB-97-CA)
00/00/97 - 00/00/97
|
![thumbnail map](https://webarchive.library.unt.edu/eot2008/20090510121726im_/http://walrus.wr.usgs.gov/infobank/w/wwi97ca/html/w-wi-97-ca.nav.150px.jpg)
wwi97ca
(W-WI-97-CA)
00/00/97 - 00/00/97
|