CREATE TABLE "surplus_and_secondhand_acquisitions_1860" (
  "class" text,
  "wheel_arrangement" text,
  "lcdr_number_s" text,
  "secr_numbers" text,
  "manufacturer" text,
  "year_made" text,
  "quantity_made" text,
  "quantity_preserved" text,
  "year_s_withdrawn" text
);

Question: What was the SECR number of the item made in 1861?
SQL: SELECT "secr_numbers" FROM "surplus_and_secondhand_acquisitions_1860" WHERE "year_made"='1861';