anisotropic diffractive optical element

cathode-ray polarograph Commitments of Traders copper(ii) azide dressing glass epigrapsus notatus good continuation principle heptarchist KNRK lampbase low voltage automatic air circuit breaker Prevalite radiographic testing (rt) rock-formings saprolegnia feraxes seal at the top of wall semicolloid soviet army teletypesetter under sluice waste steam boiler