Britton & Rey sample book of postcards

"Britton & Rey material which adds their output up to the San Francisco earthquake in 1906: Britton & Rey Sample Book of postcards, ND (pre 1906) one postcard, no. 572, dated 1904. San Francisco, 248 consecutively numbered in descending order 649 ́ 401. Mounted two to a page. One card out of order, one card in album twice, one card with identical number with different photographs. An interesting mixture of screened lithographic halftones with color litho overlays. Also mixed grained and screened photolithographic images with color litho overlays. 132 postcards of San Francisco of which 39 postcards are of Chinese citizens and Chinatown."--David Hanson documentation.