Rock & Gem Show DatesMarch 2026 13-14—RICHBORO, PENNSYLVANIA: Annual show; Leidy Microscopic Society; Advent Lutheran Church, 45 Worthington Mill Rd; Fri. 12-6, Sat. 9-6; Visitor’s Fee (no table): $5, Friday & $10, Saturday (includes lunch), Table space (for two days): $30, (half) & $45, (full table, 6ft); Speaker/presentation on each day; contact Donald McAlarnen, (610) 247-5097; Email: donmcalarnen@outlook.com; Website: https://leidymicroscopical.com |