Dear all, We published two new VSOLJ Variable Star Bulletins. No.52 Visual and CCD maxima of RR Lyrase stars in 2003-2011 Kenji Hirosawa No.53 Visual and CCD minima of eclipsing binaries during 2011 Kazuo Nagai They are available from following URL. http://vsolj.cetus-net.org/index.html Seiichiro Kiyota VSOLJ