(dB. from artsy.net here) These dimensions were wrong, now corrected to 15 1/2 x 9''. Here's the full item description. An Apple-1 motherboard, numbered 01-00

(dB. from artsy.net here) These dimensions were wrong, now corrected to 15 1/2 x 9''. Here's the full item description. An Apple-1 motherboard, numbered 01-0025 on the reverse in black ink, Apple Computer 1 Palo Alto Ca. Copyright 1976 etched on obverse, signed 'Woz' in black ink on breadboard area, with four rows of components labeled A-D and columns 1-18, three large filter capacitors, heatsink on +5V regulator, all ICs socketed, MOS 6502 processor marked MOS MCS 6502 1576 in white ceramic package, cassette board connector, 8k DRAM memory, firmware in two 256 x 4 PROMs. 15.5in. (39.4cm.) x 9in. (22.9cm.)