CREATE TABLE table_78187 ("Title" TEXT, "Published in" TEXT, "Publication Date" TEXT, "Setting" TEXT, "Fictional date" TEXT, "Main characters" TEXT)

Name the title when the main characters are grant calthorpe, lee neilan and the published in of astounding stories
SELECT "Title" FROM table_78187 WHERE "Published in" = 'astounding stories' AND "Main characters" = 'grant calthorpe, lee neilan'
SELECT "Title" FROM "table_78187" WHERE "Main characters" = 'grant calthorpe, lee neilan' AND "Published in" = 'astounding stories'