A single page from the Enciclopedia Comercial showing two views of large multi-story textile mill buildings belonging to the American Woolen Products Co., Inc., of Buenos Aires. The captions identify the Wood cloth mill at Lawrence, Massachusetts, and a typical factory of the company. A cross-reference points to pages on Brazil and Uruguay.

A single page from the Argentine commercial encyclopedia Enciclopedia Comercial, showing the Buenos Aires premises of the Calico Printers' Association, Ltd. Four photographs show the ornate corner building and three interior views of the offices. A short Spanish caption says the association, headquartered in Manchester, is the largest of its kind.

A single illustrated page from a commercial encyclopedia showing four photographs related to cotton production in Peru by the Lima firm Coloma, Rehder y Cía. The views show cotton plants growing in fields with workers, the factory 'El Triunfo', and cotton ready for shipment. The captions are in Spanish and refer to the plantation or mill 'Hoja Redonda'.

A single-page illustration showing an engraving-style aerial view of the Ayer Mill in Lawrence, Massachusetts, a large multi-story brick textile mill with a central clock tower and dome, a tall smokestack and a river and town behind it. The Portuguese caption identifies it as one of the many mills run by the American Woolen Products Co., Inc., of Rio de Janeiro, and refers readers to the text on page 519 of the source work.

A single page from the Enciclopedia Comercial (Uruguay, commerce section) showing an illustration of the Wood worsted mill in Lawrence, Massachusetts, one of the main factories of the American Woolen Products Co., Inc., which had an office on calle Colón in Montevideo. The page carries a Spanish caption and cross-references to other pages of the encyclopedia.

A single page from the 1922 Enciclopedia Comercial (page 926, Chile section) advertising The Gourock Ropework Export Co., Ltd., of calle Blanco, Valparaiso. It shows a collage of five photographs of the company's factories and machinery, with Spanish captions covering flax preparation and twisting, warping machinery, flax spinning and winding, a 43 cm Manila rope, and weaving. The company's main works were at Port Glasgow, Greenock and Lanark in Scotland.

A single page of photographs from a commercial encyclopedia showing the Port Glasgow factory of the Gourock Ropework Co., Ltd. Views include machinery for spinning Manila hemp, a factory department, a 330-metre ropewalk shed, flax spinning machinery, and the company's showrooms at Callao, Peru. Captions are in Spanish and refer readers to page 1095.

A single-page sepia photograph from the Enciclopedia Comercial (1922) showing a large herd of llamas gathered with several people in an open yard in Peru. Piles of material, possibly grain or wool, lie nearby, with a long low building and a hillside behind. The printed caption says llamas are raised as beasts of burden.

Three pages of captioned photographs of the Mercado 'Victoria' wool market and warehouse complex in Bahia Blanca, Argentina. The views show long sheds with sawtooth roofs, an office building, bulk wool sections, and bales of wool and hides stacked under timber roofing. A caption notes the warehouses held more than 10,000 tons of wool when the photographs were taken.

Four plates of photographs of sheep, with Spanish captions, from a 1922 commercial encyclopedia. They show champion Argentine Merino and imported Lincoln sheep from the 1920 International Livestock Exposition, Merino Rambouillet rams and lambs, Lincoln crossbreds, Hampshire Downs, and freshly shorn Lincolns in pastures. The pages have no text beyond the captions.

A set of 20 plates of photographs from the 1922 Enciclopedia Comercial showing Brazilian textile mills and related businesses. The views include exteriors and interiors of spinning, weaving and finishing factories in São Paulo, Rio de Janeiro, Minas Gerais and Pernambuco, with machinery such as spinning frames, warping machines and looms. The last pages cover cotton merchants, a cotton press and cleaning machine, and a sugar mill in Recife. Captions are in Portuguese and refer to text pages that are not included.

Three illustrated plates from the 1922 Enciclopedia Comercial section on Peru, showing the business of W. R. Grace & Co. in Lima. They include the company's office building, the Vitarte cotton textile factory with stocks of raw cotton and cotton in preparation, the "Inca" mill, and sugar estates at Chicama and Cartavio. The last plate also shows the company's pack llamas. Captions are in Spanish and refer to a text description on page 1091.