U
28: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_28.htm
U
29: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_29.htm
U
30: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_30.htm
U
32: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_32.htm
U
33: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_33.htm
U
34: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_34.htm
U
35: http://www.U-35.com
http://www.swanseahistoryweb.org.uk/history/bristolc/boatops/atlantic.htm
U
47: http://www.pickelhaube.de/2wk/prien.htm
U
47: http://www.ccbox.de/FalkeB/Geschichte/body_u47.html (not tested)
U 48: http://home.t-online.de/home/mannes-ubootseiten/
U
66: http://www.uboatarchive.net/U-66.htm
U
95: http://www.dutchsubmarines.com/specials/special_battle_by_moonlight.htm
U
96: http://home.t-online.de/home/0675394585-0001/u-96.htm
"Das Boot" movie "U 96": http://www.dasboot.de.cx/
U
99: http://www.u-99-page.de/
U 110: http://members.aol.com/robikusch/U110.html
U 118: http://www.uboatarchive.net/U-118.htm
U 128: http://www.uboatarchive.net/U-128.htm
U
172: http://www.uboatarchive.net/U-172.htm
U 173: http://www.user.tu-berlin.de/~michfaee/index.html
U
177: http://www.lexikon-der-wehrmacht.de/Zusatz/Marine/UBootFarbe.htm
U 182: http://users.1st.net/dhancock/U-182/U-182.html
U
185: http://www.uboatarchive.net/U-185.htm
U 188: http://www.ftech.net/~scotland/u188p1.htm
U 199: http://www.uboatarchive.net/U-199.htm
U 220: http://www.uboatarchive.net/U-220.htm
U 233: http://www.uboatarchive.net/U-233.htm
U
234: http://www.uboatarchive.net/U-234.htm
U
242: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_242.htm
U 247: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_247.htm
U
256: http://www.uboatarchive.net/U-220.htm
U
260: http://www.iol.ie/~hofnanet/Pages/U260.html
U
281: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_281.htm
U
325: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_325.htm
U 352: http://www.uboatarchive.net/U-352.htm
and http://www.fayettevilleobserver.com/news/archives/1999/tx99feb/n14boat9.htm
U 371: http://www.uboatarchive.net/U-371.htm
U
378: http://www.uboatarchive.net/U-378.htm
U 413: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_413.htm
U
434: http://www.U-434.com (currently http://home.att.net/~rodney.j.martin/heyda.htm)
U 463: http://www.dasch.purespace.de/
U
490: http://www.uboatarchive.net/U-490.htm
U 505: http://www.msichicago.org/exhibit/U505/U505home.html
U 515: http://www.uboatarchive.net/U-515.htm
U 516: http://www.uboatarchive.net/U-516log.htm
U
521: http://www.uboatarchive.net/U-521.htm
U 534: http://web.ukonline.co.uk/gaz/u-534.html
U
544: http://www.uboatarchive.net/U-544.htm
U 568: http://users.erols.com/sepulcher/568details.html
U
569: http://www.uboatarchive.net/U-569.htm
U 570: http://members.aol.com/robikusch/U570.html
U
575: http://home.t-online.de/home/melstermann/homepage/
"U
571" movie: http://www.u571.com
U 604: http://www.uboatarchive.net/U-604.htm
U
667: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_667.htm
U
714: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_714.htm
U
740: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_740.htm
U
758: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_758.htm
U
775: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_775.htm
U
825: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_825.htm
U 853: http://www.ecophotoexplorers.com/u853.htm
U
860: http://www.uboatarchive.net/U-860.htm
U 963: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_963.htm
U 977: http://www.uboatarchive.net/U-977.htm
U
995: http://www.uboot995.de
U
1019: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1019.htm
U
1021: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1021.htm
U
1023: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1023.htm
U
1024: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1024.htm
U
1051: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1051.htm
U
1055: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1055.htm
U
1058: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1058.htm
U
1064: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1064.htm
U
1105: http://denix.cecer.army.mil/denix/Public/ES-Programs/Conservation/Panther/panther2.html
U
1169: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1169.htm
U
1172: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1172.htm
U
1195: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1195.htm
U 1202: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1202.htm
U
1229: http://www.uboatarchive.net/U-1229.htm
U
1276: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1276.htm
U
1302: http://www.swanseahistoryweb.org.uk/history/bristolc/uboats/u_1302.htm
http://www.sonic.net/~books/new.html
WWI:
U
35: http://worldwar1.com/arm012a.htm