Question: Adolphus Croft was an architect for the furniture manufacturers founded in what year via merger?

Context paragraphs:
Waring &amp; Gillow: Waring & Gillow is a noted firm of English furniture manufacturers formed in 1897 by the merger of Gillows of Lancaster and London and Waring of Liverpool.  It was dissolved in 1938.

American Home Furnishings Alliance: The American Home Furnishings Alliance (AHFA), formerly the American Furniture Manufacturers Association, is an industry trade group which represents manufacturers and importers of home furnishings in the United States.  It is based in High Point, North Carolina.  The International Casual Furnishings Association (ICFA) is a division of the AHFA, as well as the Specialized Furniture Carriers.

OFML: Office Furniture Modeling Language (OFML) is a standard of the IBA - Industrieverband Büro und Arbeitswelt e.V. (former BSO Verband Büro-, Sitz- und Objektmöbel e.V.), or the German Furniture Manufacturers Association.  It was created in 1998 to provide a common method of describing furniture products.  Currently the standard is widely accepted in Austria, Switzerland and the Benelux.

Adolphus Croft: Adolphus Croft (born 1831) was the in-house architect for the furniture manufacturers Gillow & Company, later Waring & Gillow.

Bassett Furniture: Bassett Furniture is a furniture manufacturer and retailer, headquartered in Bassett, Virginia, United States.  It was founded in 1902, by John David Bassett, Charles C. Bassett, Samuel H. Bassett, and Reed L. Stone.  Bassett Furniture is one of the oldest furniture manufacturers in Virginia and has been producing hand-crafted furniture for over 100 years.

G Plan: G Plan is a British furniture brand.  It began as a pioneering range of furniture in the United Kingdom produced by E Gomme Ltd of High Wycombe.  The success of G Plan led to E Gomme becoming one of the UK's largest furniture manufacturers, with profits increasing sixfold between 1952 and 1958 when it was floated as an IPO.

Pakistani furniture: Pakistan is no short of experts when it comes to furniture manufacturing.  According to the World Trade Organization's statistics, Pakistan's exports of wooden furniture amounted to $51 million in 2011.  The furniture industry in Pakistan has been expanding despite the political volatility of the country and other law and order woes.  Many new furniture companies are now joining the furniture industry.  Our handmade furniture is in high demand by high-end customers.  Pakistani furniture manufacturers have expertise in this area, due to the type of wood used namely 'sheesham' (rosewood) which adds to this furniture's demand.  The leading wood-furniture-making areas of Pakistan are Chiniot, Gujrat, Peshawar, Lahore and Karachi.

Xavier Lust: Xavier Lust is a furniture designer and sculptor based in Brussels.  He is best known for the unique technique of shaping metal that he uses to make furniture.  The simple and original shapes created by folding and curving metal sheets without a mould have become his work signature.  He has collaborated with several furniture manufacturers including MDF Italia, Driade, De Padova, CerrutiBaleri, Kristalia, Fiam and Extremis.

Arthur Soltvedt Møbelfabrikk: Arthur Soltvedt Møbelfabrikk, also known as Pega Furniture, was a Norwegian family business established in 1942.  It was one of the first Norwegian furniture manufacturers with a focus on serial production and one of the major participators in Norwegian furniture exports during the 50s and 60s.  Production was discontinued in 2011.

Herman Miller (manufacturer): Herman Miller, Inc., based in Zeeland, Michigan, is a major American manufacturer of office furniture, equipment and home furnishings.  It is notable as one of the first companies to produce modern furniture and, under the guidance of Design Director George Nelson, is likely the most prolific and influential producer of furniture of the modernist style.  Among classic Herman Miller products are the Equa chair, Aeron chair, Noguchi table, Marshmallow sofa, and the Eames Lounge Chair.  Herman Miller is credited with the invention of the office cubicle (originally known as the "Action Office II") in 1968 under then-director of research Robert Propst.  Herman Miller holds a unique position among furniture manufacturers for having cultivated the talents of a large number of modernist designers, producing a significant number of pieces that are now considered icons of industrial design.

Supporting paragraphs: Adolphus Croft Waring &amp; Gillow
Answer: 1897