Priced in Coin-Silver (where the Pennsylvania Pound was depreciated 575:1!) the exchange table of Robert Morris indicated the nominal par was 7s 6d. for a full weight Spanish Dollar.
For Tablespoons, Jos. & Nathaniel Richardson charged Mary Norris £ 15.6708 for 24.825 Ozt Silver and for teaspoons, £ 4.33 for 5.30 Ozt.
July 17, 1781: 1 Troy Oz. Silver (S$ Coined) = £ 0.3750 (USD$ 1.)
July 17, 1781: 1 Troy Oz. Silver (S$ @ .999 Fine) = £ 0.4327 (USD$ 1.1538)
July 17, 1781: 1 Troy Ounce Silverware (Tablespoon) = £ 0.6313 (USD$ 1.6835)
July 17, 1781: 1 Troy Oz. Silverware (Teaspoon) = £ 0.8176 (USD$ 2.1803)
July 17, 1781: 1 Troy Oz. Silver (.891 @ .999 Fine) = £ 0.7085 (USD$ 1.89)
Richard Humphrey's sold 12 Tablespoons P£ 17.5625, or P£ 1.4625 each; 12 Teaspoons sold for P£ 4.8625, or P£ 0.4052 each.
His dessert spoons (18.42 cms @ 32.66 Grams); his Tablespoon typically weighed 63.89 Grams.
At the same time, 23.025 Ozt Manufactured Silver sold for ~17s./Ozt
4/7/75: 1 Troy Ounce Silverware ('Coin Silver' @ Phila.) = P£ 0.8520 (S$ 2.27)
4/7/75: 1 Troy Ounce Silverware (Labor @ Phila.) = P£ 0.4770 (S$ 1.2720)
April 7, 1775: 1 Troy Oz. Silver (.999) = P£ 0.9562 (S$ 2.55)
4/7/75: 1 Troy Ounce Silverware (Labor @ Phila.) = P£ 0.4760 (S$ 1.2693)
Where 1 (Mexican) Silver Dollar weighed 0.781 Fine Ag, S$1. = P£ 0.3750
1775: 1 Troy Oz. Silver (.999) = P£ 0.4802
USA: NY£ 1. = S$ 2.50
Where 1 Dozen Tablespoons cost NY£ 12. (S$ 25) and 12 Small Teaspoons cost NY£ 1.80 (S$ 4.50) if charged identically, 1/6th the weight.
On 25 June 1780, Richard Humphreys sold 2 Dozen Table Spoons weighing 49.3 Ozt, or 2.0542 Ozt/ea. for £ 34.1875 (£ 1.4245/ea.)
1780: 1 Ozt Silverware (Tablespoon) = Coin £ 0.6935
Coin £ 1. = RI £ 20.
1 Ozt Silverware = Coin £ 0.5114
Cadiz, c.1780:
In Providence RI, 11 large silver spoons are equal to 2 silver dollars each = S$ 22./RI£ 6.60
S$ 1. = RI £ 0.30
Providence RI:
82 gold beads (0.2667 Ozt.) was valued at RI£ 32.65
In Standard Silver, 7 spoons, 2 shoe and 1 knee buckles (9.542 Ozt) was valued at RI£ 84.80
1763: 1 Troy Ounce Gold (.82? Fine Au Mfg, secondary mkt) = RI£ 122.42
1763: 1 Troy Oz. Gold (Est. .999, Mkt) = RI£ 149.30
1763: 1 Troy Ounce Silver (.891 Fine Ag Mfg, secondary mkt) = RI£ 8.887
1763: 1 Troy Oz. Silver (Est. .999, Mkt) = RI£ 9.9742
1763-67, Charles Oliver Bruff charged NY£ 2.05 to manufacture 1 dozen Tablespoons and NY£ 1. to manufacture 1 dozen Teaspoons. The weight difference is unknown.
The "COB" example in the Winterthur Collection appears to be a child's spoon (10.8 cms, 0.2894 Ozt) or mustard spoon.
Joseph Cooke of Philadelphia advertised (Standard?) Silver for P£ 0.75/Ozt (=£ 0.4237; S$ 2.95 currency, S$1.88 Silver Coin); labor cost extra?
1785: 1 Troy Ounce Silver (Philadelphia, Est. .999) = S$ 2.04
USA:
In New York, a Journeyman Silversmith earned NY£ 1.12/week, half of which was room & board. He probably produced 72-84 Tablespoons per month, at this salary.
A Journeyman Silversmith 3-3.5 Spoons per day for $ ~0.622; ~$ 0.1926 per Spoon.
In 1904, a New York Silversmith earned USD$ 18. on average, up to 24./week.
1794: NY£ 1.12 = $ 2.7985 - 2.80?
1794: P£ 1.7335 = £ 1. = USD$ 4.76
1794: NY£ 1.12 = £ 0.63 = USD$ 2.80
1794: NY£ 1.7778 = £ 1. = S$ 4.44
1794: NY£ 0.40 = £ 0.2250 = S$ 1.
c.1794