Participants (1339) ALL
Zaidan Ammar Muzaffar, "Solargraphy"
Pekalongan, Indonesia (member of KLJI Pekalongan group)
Pekalongan, Indonesia (member of KLJI Pekalongan group)

"Solargraphy From 10 February 2020 to 26 April 2020 using Xiamen 4 X 10 "paper, expired 2006"