Overview: Two stories reflect the contribution made to history by non-professionals. BRITISH AND GUARANTEED: A look at those who re-create their childhood and the golden age of British engineering by collecting Frank Hornby's celebrated model trains. A BATCHELOR'S DELIGHT: Anne Batchelor has spent four years tracing her family line back to 1527. Among her ancestors is the Elizabethan lutenist, Daniel Bachiler.