Placer Times, 29 May 1850 - "... the true 'pioneers of California', composing the following list, and most of whom emigrated hither from fifteen to twenty-five years ago.
* Capt H Fitch, Capt Wilson, * John Snook, * Capt Jas Scott, Thos Reddington, A Nyde, P Wilder, Jos Chapman, Wm Curley, Wm Foxton, * Thos Russell, Capt Dana, Capt Stewart, Capt R Breck, Mr Brown, Capt Branch, Hugo Reid, Dr Jas Stokes, F Batchelor, Capt J Paty, Abel Stearns, M Little, David Alexander, T O Larkin, Thos Cantwell, W H Hartnell, John Reid, Jas Watson, John Roland, Jas McKinley, Jas Barton, Capt Cooper, Wm Workman, David Spence, Sam'l Carpenter, Evan Callahan, Benj Carpenter, Isaac Callahan, John Temple, Niel Dobson, F Temple, Christol Slover, A Bell, Luis Rubideaux, Wm Wolfskill, Benj Wilson, John Wolfskill, Jos Perdue, Henry Prior, Isaac Williams, H C Cardwell, Capt Walters, M Prior, Jas Dye, R McLaughlin, Mr Toombs, L Heartwell, Dr Isabel, H Dalton, Judge Blackburn, P Weaver, Capt Graham, S Prentiss, * W H Farnum, * Capt Johnson, Julius Martin, Doct R Den, Mr Murphy & family, John Warner, Capt Fisher, Thos Phillips, Dr Bassham, John Post, Dr Marsh, *Capt Stokes, John Livermore, J Smith, Henry Mellus, John Foster, Capt Liedesdorff, Wm Skein, M Murphy, Edward Callahan, S Smith, Chas Flugge, Capt Richardson, J Frankfort, W H Smith, Mumm, W H Davis, John Kohoe, R Ridley, Francis Mellus, Major Cooper, John Keys, Doct Semple, Capt J B Thompson, * Mr St Clair, John Sparks
* signifies that the person is deceased
ed- I wonder if in the above list, for David Alexander, the writer means Cyrus Alexander
Also although he doesn't specify a given name, I have assumed that Capt Cooper is John B R Cooper