Tien - Tien Yuan Electro-Chemical Works, Ltd

天原電化工廠股份有限公司, 重慶市江北區貓兒石

Photographs of the Tien Yuan Electro-Chemical Works, Ltd. in Maoershi, Chongqing. They were accompanied by a letter dated Jun. 16 1943 from P.N. Woo to W.V. Blewett at the British Embassy, and a list of captions for the photos. All the photographs are small and stuck onto a sheet of paper.

天原電化工廠股份有限公司的照片，该公司位于重庆市江北区猫儿石。伴随这些照片的还有一封信和照片标题的列表，该信的落款日期为1943年6月16号，是由 P.N. Woo 发往英国大使馆的 W.V. Blewett 的。全部照片都很小并且粘在一张纸上。


Title: Brine purification at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Brine purification.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/1

Title: Brine acidifying at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Brine acidifying.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/2

Title: Transformers for rotary converters at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Transformers for rotary converters.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/3

Title: Two synchronous converters, each 300 kw, at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Two synchronous converters, each 300 kw.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/4

Title: Converter and direct current switchboard at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Converter and D.C. switchboard.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/5

Title: A row of 50 Allen Moore electrolytic cells at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Row of 50 Allen Moore electrolytic cells.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/6

Title: A second row of 50 Allen Moore electrolytic cells at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Second row of cells (background) being erected.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/7

Title: A battery of two Babcock & Wilcox (B & W) boilers at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Battery of two B. & W. boilers.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/8

Title: Triple effect caustic evaporators and circulating pumps at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Triple effect caustic evaporators & ciurculating pumps.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/9

Title: Caustic evaporators in operation at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Caustic evaporators in operation.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/10

Title: The upper bodies of evaporators at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Upper bodies of evaportors.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/11

Title: A worker standing in front of salt separation filters at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Salt separation filters (in the background).
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/12

Title: Caustic storage and its pipings at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Caustic storage and its pipings.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/13

Title: The bleaching powder tower at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Bleaching powder tower.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/14

Title: Packing bleaching powder at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Packing bleaching powder, ground floor of tower.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/15

Title: The reducing gear drive at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Reducing gear drive, top of tower.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/16

Title: The HCl burner house with condenser and absorber at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: HCl burner house, condenser & absorber.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/17

Title: The product testing laboratory at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Product testing laboratory.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/18

Title: The industrial-chemical Research Department at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Industrial-chemical research department.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/19

Title: Mixing and kneading machinery, with coil condensers and specially made funnels, in the Chemical Stoneware Department at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Mixing and kneading machineries in Chemical Stoneware Dept. (foreground: coil condensers & special funnels made.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/20

Title: Moulding stoneware apparatus at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Moulding stoneware apparatus.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/21

Title: Hand moulding of large vessels at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Hand moulding of large vessels.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/22

Title: The Chemical Stoneware Stockyard at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham: Chemical Stoneware Stockyard.
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/23

Title: 23 photographs detailing the factory at the Tien Yuan Electro-Chemical Works, Ltd. (Tian yuan dian hua gong chang gu fen you xian gong si 天原電化工廠股份有限公司), Chungking (Chongqing) 重慶
Location: Maoershi 猫儿石, Jiangbeiqu 江北区, Chongqing 重庆市.
Date: 1 Jun. 1943 - 1 Jun. 1943
Original caption by Joseph Needham:
Photographer: Tien Yuan Electro-Chemical Works Ltd.
Classmark: Tien/24