| 1 | https://www.qrz.com/db/k1usn
| Whois | qrz.com |
| 2 | https://www.nj2bb.org/museum/
| Whois | nj2bb.org |
| 3 | http://dxsummit.fi/#/?dx_calls=K1USN,NB6GC,NI6IW,W5LEX,WA4USN,%22K6AA%22,%22N0P%22,NE4MW,NE1PL,NJ2BB,KH6BB,N4WIS,NI6BB,NI4BK,WW2OK,SZ1AB,W4BSF,%22K8E%22,W0GKP,W4NNK,KN4RAM,DL0MFM,DL0MFH,NR4DL,NE6JP,WW2IND,%22W2PE%22,WA3BAT,N1SLM,%22K7C%22,VK2VMP,NS7DD,WW2DD,N3ARB,%22K4D%22,NT4HI,W8EDS,WW2DEM,N5FKP,%22W1E%22,VE0CNM,K5BS,OZ1RDN,W1HNJ,%22R1LK%22,8S0HRA,VB2MMQC,W8AGB,K6JOB,K8JWB,DF0MF,%22W2AQ%22,ON9BD,DL0BRF,NM8GS,WW2LST,N8LST,W1WCC,W5MSQ,ZL2KS,N6MSO,PA38AC,PA6PARE,DL0MFN,%22N7F%22,K3SAV,OE6XMF,%22W6RO%22,PI4HAL,VA3QV,VK4GLA,%22N0K%22,WD4PBR,OE3XNO,%22N5E%22,DK100DDSR,%22W2C%22,W8COD,NB9QV,W7SUB,K4DSR,%22N5R%22,%22N1S%22,DL0DMB,K2EAG,NM1JY,TM2FLO,VA2GNQ,II1NS,EH5DLF,WW2SUB,NJ6VT,N5FKP,N8SUB,KH6SP,N4HLH,RU3AWK,W1WQM,%22N7P%22,NR7WL,VE0MMA,%22N5H%22,W2LGA,W4AVM,K6YVM
| Whois | dxsummit.fi |
| 4 | http://dxsummit.fi/#/?dx_calls=K1USN,WA4USN,NI6IW,W5LEX,NB6GC,%22K6AA%22,%22N0P%22,NJ2BB,NI4BK,K4DSR,NI6BB,N4WIS,NE1PL,KH6BB,%22N5T%22,WW2OK,W4BSF,%22K8E%22,DL0MCM,DL0MFM,OE3XHS,W4NNK,KN4RAM,NE6JP,N1SLM,WW2IND,%22W2PE%22,%22N7N%22,NS7DD,NT4HI,W5KID,VK2VMP,%22W4A%22,WW2DD,W8EDS,WW2DEM,N5FKP,K2EAG,%22W1E%22,%22K5BS%22,OZ1RDN,CS5DFG,W1HNJ,%22R1LK%22,%228S0HRA%22,W8AGB,K6JOB,K8JWB,DF0MF,DL0CUX,NM8GS,%22W2AQ%22,DL0BRF,ON9BD,N8LST,WW2LST,W1WCC,W5MSQ,PA37AC,K0FPO,PA6PARE,N6MSO,%22N7F%22,K3SAV,%22OE6XMF%22,%22W6RO%22,PI4HAL,VK4GLA,WD4PBR,%22OE3XNO%22,%22N5E%22,DK0SN,W2WCR,W8COD,%22N1S%22,%22N5R%22,K5LDA,NJ6VT,NS6OI,VA2GNQ,EH5TOR,DL0DMB,N5FKP,DM200TUS,N8SUB,W7SUB,WW2SUB,II1NS,N3ARB,CS5SUB,KH6SP,NM1JY,WW2MAN,W1WQM,%22N7P%22,%22N8S%22,RU3AWK,N4HLH,%22N5H%22W2LGA,W4AVM,K6YVM
| Whois | dxsummit.fi |
| 5 | https://www.nj2bb.org/museum/
| Whois | nj2bb.org |
| 6 | https://www.qrz.com/db/w1jr
| Whois | qrz.com |
| 7 | https://www.youtube.com/watch?v=v3pB6IR9bos
| Whois | youtube.com |
| 8 | https://www.youtube.com/watch?v=QvhUMZRhVAE&t=1s
| Whois | youtube.com |
| 9 | http://www.arrl.org/obtain-license-copy
| Whois | arrl.org |