EMA Electric tram Museum Amsterdam & line Posted on 20 March 2006 by admin Today the service is some 7 kilometer long between the former Haarlemmermeer station and Bovenkerk Opening Electric Museum line on 20-9-1975 behind the former Haarlemmermeer station. Opening Electric Museum line on 20-9-1975 behind the former Haarlemmermeer station. GVBA 465 RET 507 and GVBA 454 Opening Electric Museum line on 20-9-1975 behind the former Haarlemmermeer station. RET 507 GVB 903 at the former Amsterlveen station (restaurant) a sunny moment on 26 August 2012 RET 507 and the old control post that used to be at Centraal Station. 26 August 2012 EMA Amsterdam GVBA 401 & 916 GTG 41 RET 507 Haarlemmermeerstation 26 August 2012