Philips Heerlen ECC83 and Mullard factory Blackburn 12AX7 matched pairs NOS | eBay
C-Mill, Heerlen | Herbestemming.nl
Heerlen – Fabriekofiel
E88CC ( 6922 ) PHILIPS Heerlen Special Quality O Getter Tube Gold Pin – Vacuum Tubes Treasures
2X ECC83 12AX7 Philips Miniwatt Heerlen I65,year 1965,tested | Reverb
Introductie 14-jarigen bij Philips Heerlen - YouTube
EC81 Philips NOS Low Noise Triode Delta Heerlen Code Early Version Code on Stem | eBay
Philips Heerlen very rare tube E810F 7788 D3A gold pin small O-getter | eBay
E88CC 6922 NOS NIB Matched Pair Philips Heerlen Holland Premium ECC88 6DJ8 | eBay
Philips Molenberg Heerlen | Oude foto's, Foto's, Foto
Philips stoot vestiging in Heerlen af | Overig | ed.nl
Philips Heerlen very rare tube PCC88 pinched waist D-getter 1958 | eBay
De 1500ste Philipswerknemer krijgt radiotoestel als welkomstgeschenk - Heerlen Vertelt
Philips ECC83 / 12ax7 Heerlen | Reverb Australia
1 x EL509 / 6KG6 tube Philips, Miniwat made in Holland Heerlen, New, Tested – ASA College: Florida
Rare 12AT7 ECC81 Philips Heerlen 1957 Foil Stripped D-Getter Tested BalancedTube | eBay
EC81 Philips NOS Low Noise Triode Delta Heerlen Code Early Version Code on Stem | eBay
Molenberg, Philips | Stad, Gebouwen, Holland
2x PREMIUM E80L / 6227 PHILIPS Heerlen Holland Electrically - Etsy
Jubileum NV Philips Heerlen - YouTube
