“…Arrows with magnetochrons and NP zones near the Upnor column indicate records further east. Sources for the site logs: Bone (1986), Brown and Wrigley (1925), Collinson (personal observation), Davis (1928), Dewey and Bromehead (1921), Dines et al (1954), Ellison et al (1996), Hooker (personal observation), Kennedy and Sellwood (1970), Klaassen (1883), Pitcher et al (1958), Rundle (1972), Skipper (1999), Tracey (1986), Whitaker (1889Whitaker ( , 1908Whitaker ( , 1912 HCl, followed by 5% potassium hydroxide if necessary, then rinsing in water. In most cases potassium hydroxide treatment resulted in excellent lignite disaggregation as reported by Allen (1982) for most Cobham Lignite samples.…”