To give two instances: The jet of steam from Vesuvius, in the eruption of 1822, rose more than four miles into the air; the jet from the Souffriere of St. Vincent in the West Indies, in 1812, probably rose higher; certainly it met the N.E. trade-wind, for it poured down a layer of ashes, several inches thick, not only on St. Vincent itself, but on Barbadoes, eighty miles to windward, and therefore on all the sea between.

He instanced "three most horrible and dreadful murders of slaves" that had been committed in Barbadoes, and quoted the report of Lord Seaforth, governor of the island, who, on investigation, had found that by the law of the colony the punishment affixed to such murders was a fine of eleven pounds.

He next ordered twenty huge casks of the finest flour, which he had packed up with the greatest care, as if for a voyage to Barbadoes or Jamaica.

" Mr. C. thinks the slaves of Barbadoes might have been entirely and immediately emancipated as well as those of Antigua.

Mr. C. pointed to the opposite side of the basin to a small group of stunted trees, which he said were the last remains of the Barbadoes forests.

From the height on which we stood, we could see the ocean nearly around the island, and on our right and left, overlooking the basin below us, rose the two highest points of land of which Barbadoes can boast.

The origin of this population we learned was the following: It has long been a law in Barbadoes, that each proprietor should provide a white man for every sixty slaves in his possession, and give him an acre of land, a house, and arms requisite for defence of the island in case of insurrection.

One of the most worthy and devoted men whom we met in Barbadoes was the Rev. Mr. Cummins, curate of St. Paul's church, in Bridgetown.

There are several local preachers connected with the Wesleyan mission in Barbadoes, who have been actively laboring to promote religion among the apprentices.

The colored, or as they were termed previous to abolition, by way of distinction, the free colored population, amount in Barbadoes to nearly thirty thousand.

[Footnote B: We had a specimen of the stuff special magistrates are made of in sailing from Barbadoes to Jamaica.

The vessel was originally an English man-of-war brig, which had been converted into a steamer, and was employed by the English government, in conveying the island mails from Barbadoes to Jamaicato and fro.

One of the first things the commander did after we left Barbadoes, was to have a man flogged, and the last order we heard him give as we left the steamer at Kingston, was to put two of the men in irons.

They testify positivelyand not only planters, but all other classes of men likewisethat the slaves of Barbadoes were fit for entire freedom in 1834, and that they might have been emancipated then with perfect safety.

[Footnote A: It is a fact well known in Antigua and Barbadoes, that this colored missionary has been instrumental in the conversion of several clergymen of the Episcopal Church in those islands, who are now currently devoted men.]

He is the proprietor of three sugar estates and one cotton plantation in Barbadoes, on all of which there are seven hundred apprentices.

A short time before we left Barbadoes we received an invitation from Col. Barrow, to breakfast with him at his residence on Edgecome estateabout eight miles from town.

The proprietor of Edgecome is a native of Barbadoes, of polished manners and very liberal views.

In Barbadoes there are seven special magistrates, presiding over as many districts, marked A, B, C, &c., which include the whole of the apprentice population, praedial and non-praedial.

Maj. Colthurst, who is an Irishman, remarked, that he had long been a magistrate or justice of the peace in Ireland, and he was certain that at the present ratio of crime in Barbadoes, there would not be as much perpetrated in six years to come, as there is in Ireland among an equal population in six months.

The special magistrates were all of the opinion that it would have been entirely safe to have emancipated the slaves of Barbadoes in 1834.

It was stated that there were about fifteen thousand non-praedials, who would then be emancipated in Barbadoes.

When it is considered that most of the commitments are for trivial offences, and that the district contains thirteen thousand apprentices, certainly we have grounds to conclude that the state of morals in Barbadoes is decidedly superior to that in our own country.

Barbadoes, April 4th, 1837.

Barbadoes 24 4 30,000 100,000 English.