Opinion by
Oliver, C.J.In accordance with stipulation of counsel that the merchandise consists of HO equipment similar in all material respects to that the subject of United States v. Polk’s Model Craft Hobbies, Inc., et al. (47 CCPA 137, C.A.D. 746), the merchandise was held dutiable as follows: The items marked “A” at the appropriate rate of duty, depending upon the date of entry, or withdrawal from warehouse, under the provision in paragraph 397, as modified, for manufactures in chief value of base metal, not specially provided for, and the items marked “B” at 13% percent ad valorem under the provision in paragraph 353, as modified by T.D. 52739, for other metal articles having as an essential feature an electrical element or device. Other items, marked “A and B” were held dutiable according to the separate components as follows: The “A” portion at the appropriate rate of duty, depending upon the date of entry, or withdrawal from warehouse, under the provision in paragraph 397, as modified, for manufactures in chief value of base metal, not specially provided for, at a value of $2 per unit, and the “B” portion at 13% percent ad valorem under the provision in paragraph 353, as modified by T.D. 52739, for other metal articles having as an essential feature an electrical element or device, on the basis of the appraised per se unit value, less $2, as claimed.