Covering all bases this week: A skyscape http://johnmcmaster.com/PAW/2017/44/content/L7008038_large.html An abstract http://johnmcmaster.com/PAW/2017/44/content/L7008048_large.html And finally an ever popular subject... http://johnmcmaster.com/PAW/2017/44/content/L7008042_large.html C & C welcome john